broadcom/cygnus: add specific controller initialization to coreboot
BUG=chrome-os-partner:37533,chrome-os-partner:35814 BRANCH=broadcom-firmware TEST=bootblock initialize Cygnus HW successfully Change-Id: I93b97d7b26f6bacd8fab3d6bc52ec52e92e91a43 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 8679570c6607ed6964f46df618fe8d0d22fcb2c0 Original-Reviewed-on: https://chrome-internal-review.googlesource.com/211695 Original-Tested-by: Corneliu Doban <cdoban@broadcom.com> Original-Reviewed-by: Daisuke Nojiri <dnojiri@google.com> Original-Reviewed-by: Scott Branden <sbranden@broadcom.com> Original-Commit-Queue: Corneliu Doban <cdoban@broadcom.com> Original-Signed-off-by: Corneliu Doban <cdoban@broadcom.com> Original-Change-Id: I62d354bce71aba8d5074f5385616a1265bd604df Original-Reviewed-on: https://chromium-review.googlesource.com/265861 Original-Reviewed-by: Daisuke Nojiri <dnojiri@chromium.org> Original-Commit-Queue: Daisuke Nojiri <dnojiri@chromium.org> Original-Trybot-Ready: Daisuke Nojiri <dnojiri@chromium.org> Original-Tested-by: Daisuke Nojiri <dnojiri@chromium.org> Reviewed-on: http://review.coreboot.org/9929 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
This commit is contained in:
Corneliu Doban
Patrick Georgi
parent
2580508a11
commit
bcdbdc6761
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@ -21,6 +21,7 @@ bootblock-y += bootblock.c
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bootblock-y += cbmem.c
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bootblock-y += cbmem.c
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bootblock-y += i2c.c
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bootblock-y += i2c.c
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bootblock-y += timer.c
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bootblock-y += timer.c
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bootblock-y += hw_init.c
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bootblock-$(CONFIG_SPI_FLASH) += spi.c
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bootblock-$(CONFIG_SPI_FLASH) += spi.c
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ifeq ($(CONFIG_BOOTBLOCK_CONSOLE),y)
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ifeq ($(CONFIG_BOOTBLOCK_CONSOLE),y)
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bootblock-$(CONFIG_DRIVERS_UART) += ns16550.c
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bootblock-$(CONFIG_DRIVERS_UART) += ns16550.c
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@ -21,6 +21,7 @@
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#include <bootblock_common.h>
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#include <bootblock_common.h>
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#include <stddef.h>
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#include <stddef.h>
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#include <symbols.h>
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#include <symbols.h>
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#include <soc/hw_init.h>
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void bootblock_soc_init(void)
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void bootblock_soc_init(void)
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{
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{
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@ -33,4 +34,6 @@ void bootblock_soc_init(void)
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mmu_config_range_kb((uintptr_t)_sram/KiB, _sram_size/KiB,
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mmu_config_range_kb((uintptr_t)_sram/KiB, _sram_size/KiB,
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DCACHE_WRITETHROUGH);
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DCACHE_WRITETHROUGH);
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dcache_mmu_enable();
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dcache_mmu_enable();
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hw_init();
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}
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}
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@ -0,0 +1,733 @@
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/*
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* Copyright (C) 2015 Broadcom Corporation
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <arch/io.h>
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#include <delay.h>
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#include <console/console.h>
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#include <soc/hw_init.h>
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/*****************************************************************************
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* TrustZone
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*****************************************************************************/
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#define TZPC_TZPCDECPROT0SET 0x18034804
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#define TZPC_TZPCDECPROT0CLR 0x18034808
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#define TZPC_TZPCDECPROT1SET 0x18034810
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#define TZPC_TZPCDECPROT1CLR 0x18034814
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#define TZPC_TZPCDECPROT2SET 0x1803481c
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#define TZPC_TZPCDECPROT2CLR 0x18034820
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#define TZPCDECPROT0_MASK 0x000000FF
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#define TZPCDECPROT1_MASK 0x000000FF
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#define TZPCDECPROT2_MASK 0x000000FF
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#define TZ_STATE_SECURE 0
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#define TZ_STATE_NON_SECURE 1
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#define CYGNUS_M_PCIE0_M0 0x00000003
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#define CYGNUS_M_PCIE1_M0 0x0000000c
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#define CYGNUS_M_CMICD_M0 0x00000030
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#define CYGNUS_M_EXT_M0 0x000000c0
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#define CYGNUS_M_EXT_M1 (0x00000003 << 8)
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#define CYGNUS_M_SDIO_M0 (0x0000000c << 8)
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#define CYGNUS_M_SDIO_M1 (0x00000030 << 8)
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#define CYGNUS_M_AMAC_M0 (0x000000c0 << 8)
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#define CYGNUS_M_AMAC_M1 (0x00000003 << 16)
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#define CYGNUS_M_USB2H_M0 (0x0000000c << 16)
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#define CYGNUS_M_USB2D_M0 (0x00000030 << 16)
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#define CYGNUS_M_A9JTAG_M0 (0x000000c0 << 16)
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#define IPROC_M_PCIE (CYGNUS_M_PCIE0_M0 | CYGNUS_M_PCIE1_M0)
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#define IPROC_M_EXT (CYGNUS_M_EXT_M0 | CYGNUS_M_EXT_M1)
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#define IPROC_M_SDIO (CYGNUS_M_SDIO_M0 | CYGNUS_M_SDIO_M1)
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#define IPROC_M_AMAC (CYGNUS_M_AMAC_M0 | CYGNUS_M_AMAC_M1)
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#define IPROC_M_USB (CYGNUS_M_USB2H_M0 | CYGNUS_M_USB2D_M0)
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#define IPROC_M_CMICD (CYGNUS_M_CMICD_M0)
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static void tz_set_masters_security(uint32_t masters, uint32_t ns_bit)
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{
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uint32_t val = 0;
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/* Check any TZPCDECPROT0 is set and then write to TZPCDECPROT0 */
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if (masters & TZPCDECPROT0_MASK) {
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val = masters & TZPCDECPROT0_MASK;
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if (ns_bit)
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write32((void *)TZPC_TZPCDECPROT0SET, val);
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else
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write32((void *)TZPC_TZPCDECPROT0CLR, val);
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}
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/* Check any TZPCDECPROT1 is set and then write to TZPCDECPROT1 */
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if ((masters >> 8) & TZPCDECPROT1_MASK) {
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val = (masters >> 8) & TZPCDECPROT1_MASK;
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if (ns_bit)
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write32((void *)TZPC_TZPCDECPROT1SET, val);
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else
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write32((void *)TZPC_TZPCDECPROT1CLR, val);
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}
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/* Check any TZPCDECPROT2 is set and then write to TZPCDECPROT2 */
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if ((masters >> 16) & TZPCDECPROT2_MASK) {
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val = (masters >> 16) & TZPCDECPROT2_MASK;
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if (ns_bit)
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write32((void *)TZPC_TZPCDECPROT2SET, val);
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else
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write32((void *)TZPC_TZPCDECPROT2CLR, val);
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}
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}
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/*****************************************************************************
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* DMAC
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*****************************************************************************/
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#define DMAC_M0_IDM_RESET_CONTROL 0x1810f800
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#define DMAC_RESET_MASK 0x00000001
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#define DMAC_RESET_TIMEOUT 1000
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static void dmac_init(void)
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{
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unsigned int val, timeout;
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/* bring the DMAC block out of reset */
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val = read32((void *)DMAC_M0_IDM_RESET_CONTROL);
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val |= DMAC_RESET_MASK;
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write32((void *)DMAC_M0_IDM_RESET_CONTROL, val);
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udelay(10);
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val &= ~DMAC_RESET_MASK;
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write32((void *)DMAC_M0_IDM_RESET_CONTROL, val);
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timeout = 0;
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while (read32((void *)DMAC_M0_IDM_RESET_CONTROL) & DMAC_RESET_MASK) {
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udelay(1);
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if (timeout++ > DMAC_RESET_TIMEOUT)
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die("Failed to bring PL330 DMAC out of reset\n");
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}
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}
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/*****************************************************************************
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* Neon
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*****************************************************************************/
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#define CRU_CONTROL 0x1800e000
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#define CRU_CONTROL_NEON_RESET_N 0x00000040
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#define CRU_IHOST_PWRDWN_EN 0x1800e004
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#define CRU_IHOST_PWRDWN_EN_CLAMPON_NEON 0x00100000
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#define CRU_IHOST_PWRDWN_EN_PWRON_NEON 0x00200000
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#define CRU_IHOST_PWRDWN_EN_PWROK_NEON 0x00400000
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#define CRU_IHOST_PWRDWN_STATUS 0x1800e008
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#define CRU_IHOST_PWRDWN_STATUS_PWRON_NEON 0x00200000
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#define CRU_IHOST_PWRDWN_STATUS_PWROK_NEON 0x00400000
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#define CRU_STATUS_DELAY_US 1
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#define CRU_MAX_RETRY_COUNT 10
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#define CRU_RETRY_INTVL_US 1
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static void neon_init(void)
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{
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unsigned int i, val;
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/* put Neon into reset */
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val = read32((void *)CRU_CONTROL);
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val &= ~CRU_CONTROL_NEON_RESET_N;
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write32((void *)CRU_CONTROL, val);
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/* assert the power on register bit */
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val = read32((void *)CRU_IHOST_PWRDWN_EN);
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val |= CRU_IHOST_PWRDWN_EN_PWRON_NEON;
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write32((void *)CRU_IHOST_PWRDWN_EN, val);
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/* wait for power on */
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i = 0;
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while (!(read32((void *)CRU_IHOST_PWRDWN_STATUS) &
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CRU_IHOST_PWRDWN_STATUS_PWRON_NEON)) {
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udelay(CRU_RETRY_INTVL_US);
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if (i++ >= CRU_MAX_RETRY_COUNT)
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die("Failed to ack NEON power on\n");
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}
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udelay(CRU_STATUS_DELAY_US);
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/* assert the power ok register bit */
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val = read32((void *)CRU_IHOST_PWRDWN_EN);
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val |= CRU_IHOST_PWRDWN_EN_PWROK_NEON;
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write32((void *)CRU_IHOST_PWRDWN_EN, val);
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/* wait for power ok */
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i = 0;
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while (!(read32((void *)CRU_IHOST_PWRDWN_STATUS) &
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CRU_IHOST_PWRDWN_STATUS_PWROK_NEON)) {
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udelay(CRU_RETRY_INTVL_US);
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if (i++ >= CRU_MAX_RETRY_COUNT)
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die("Failed to ack NEON power ok\n");
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}
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udelay(CRU_STATUS_DELAY_US);
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/* clamp off for the NEON block */
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val = read32((void *)CRU_IHOST_PWRDWN_EN);
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val &= ~CRU_IHOST_PWRDWN_EN_CLAMPON_NEON;
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write32((void *)CRU_IHOST_PWRDWN_EN, val);
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udelay(CRU_STATUS_DELAY_US);
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/* bring NEON out of reset */
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val = read32((void *)CRU_CONTROL);
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val |= CRU_CONTROL_NEON_RESET_N;
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write32((void *)CRU_CONTROL, val);
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}
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/*****************************************************************************
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* PCIe
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*****************************************************************************/
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#define CRMU_PCIE_CFG 0x0301d0a0
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#define PCIE0_LNK_PHY_IDDQ 0x00000004
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#define PCIE1_LNK_PHY_IDDQ 0x00000400
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static void pcie_init(void)
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{
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unsigned int val;
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/*
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* Force all AFEs of both PCIe0 and PCIe1 to be powered down, including
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* pad biasing
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*
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* This brings down the PCIe interfaces to the lowest possible power
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* mode
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*/
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val = read32((void *)CRMU_PCIE_CFG);
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val |= PCIE1_LNK_PHY_IDDQ | PCIE0_LNK_PHY_IDDQ;
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write32((void *)CRMU_PCIE_CFG, val);
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}
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/*****************************************************************************
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* M0
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*****************************************************************************/
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#define CRMU_MCU_ACCESS_CONTROL 0x03024c00
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#define CRMU_MCU_ACCESS_MODE_SECURE 0x2
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static void M0_init(void)
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{
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/* Set M0 as a secure master */
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write32((void *)CRMU_MCU_ACCESS_CONTROL, CRMU_MCU_ACCESS_MODE_SECURE);
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}
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/*****************************************************************************
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* CCU
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*****************************************************************************/
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#define IHOST_PROC_CLK_WR_ACCESS 0x19000000
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#define IHOST_PROC_CLK_POLICY_FREQ 0x19000008
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#define IHOST_PROC_CLK_POLICY_CTL 0x1900000c
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#define IHOST_PROC_CLK_POLICY0_MASK 0x19000010
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#define IHOST_PROC_CLK_POLICY1_MASK 0x19000014
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#define IHOST_PROC_CLK_POLICY2_MASK 0x19000018
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#define IHOST_PROC_CLK_POLICY3_MASK 0x1900001c
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#define IHOST_PROC_CLK_INTEN 0x19000020
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#define IHOST_PROC_CLK_INTSTAT 0x19000024
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#define IHOST_PROC_CLK_LVM_EN 0x19000034
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#define IHOST_PROC_CLK_LVM0_3 0x19000038
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#define IHOST_PROC_CLK_LVM4_7 0x1900003c
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#define IHOST_PROC_CLK_VLT0_3 0x19000040
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#define IHOST_PROC_CLK_VLT4_7 0x19000044
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#define IHOST_PROC_CLK_BUS_QUIESC 0x19000100
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#define IHOST_PROC_CLK_CORE0_CLKGATE 0x19000200
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#define IHOST_PROC_CLK_CORE1_CLKGATE 0x19000204
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#define IHOST_PROC_CLK_ARM_SWITCH_CLKGATE 0x19000210
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#define IHOST_PROC_CLK_ARM_PERIPH_CLKGATE 0x19000300
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#define IHOST_PROC_CLK_APB0_CLKGATE 0x19000400
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#define IHOST_PROC_CLK_PL310_DIV 0x19000a00
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#define IHOST_PROC_CLK_PL310_TRIGGER 0x19000a04
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#define IHOST_PROC_CLK_ARM_SWITCH_DIV 0x19000a08
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#define IHOST_PROC_CLK_ARM_SWITCH_TRIGGER 0x19000a0c
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#define IHOST_PROC_CLK_APB_DIV 0x19000a10
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#define IHOST_PROC_CLK_APB_DIV_TRIGGER 0x19000a14
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#define IHOST_PROC_CLK_PLLARMA 0x19000c00
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#define IHOST_PROC_CLK_PLLARMB 0x19000c04
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#define IHOST_PROC_CLK_PLLARMC 0x19000c08
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#define IHOST_PROC_CLK_PLLARMCTRL0 0x19000c0c
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#define IHOST_PROC_CLK_PLLARMCTRL1 0x19000c10
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#define IHOST_PROC_CLK_PLLARMCTRL2 0x19000c14
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#define IHOST_PROC_CLK_PLLARMCTRL3 0x19000c18
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#define IHOST_PROC_CLK_PLLARMCTRL4 0x19000c1c
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#define IHOST_PROC_CLK_PLLARMCTRL5 0x19000c20
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#define IHOST_PROC_CLK_PLLARM_OFFSET 0x19000c24
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#define IHOST_PROC_CLK_ARM_DIV 0x19000e00
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#define IHOST_PROC_CLK_ARM_SEG_TRG 0x19000e04
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#define IHOST_PROC_CLK_ARM_SEG_TRG_OVERRIDE 0x19000e08
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#define IHOST_PROC_CLK_PLL_DEBUG 0x19000e10
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#define IHOST_PROC_CLK_ACTIVITY_MON1 0x19000e20
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#define IHOST_PROC_CLK_ACTIVITY_MON2 0x19000e24
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#define IHOST_PROC_CLK_CLKGATE_DBG 0x19000e40
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#define IHOST_PROC_CLK_APB_CLKGATE_DBG1 0x19000e48
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#define IHOST_PROC_CLK_CLKMON 0x19000e64
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#define IHOST_PROC_CLK_POLICY_DBG 0x19000ec0
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#define IHOST_PROC_CLK_TGTMASK_DBG1 0x19000ec4
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||||||
|
#define IHOST_PROC_RST_WR_ACCESS 0x19000f00
|
||||||
|
#define IHOST_PROC_RST_SOFT_RSTN 0x19000f04
|
||||||
|
#define IHOST_PROC_RST_A9_CORE_SOFT_RSTN 0x19000f08
|
||||||
|
|
||||||
|
#define WR_ACCESS_PRIVATE_ACCESS_MODE 0x80000000
|
||||||
|
|
||||||
|
static uint32_t ccu_reg[] = {
|
||||||
|
IHOST_PROC_CLK_WR_ACCESS,
|
||||||
|
IHOST_PROC_CLK_POLICY_FREQ,
|
||||||
|
IHOST_PROC_CLK_POLICY_CTL,
|
||||||
|
IHOST_PROC_CLK_POLICY0_MASK,
|
||||||
|
IHOST_PROC_CLK_POLICY1_MASK,
|
||||||
|
IHOST_PROC_CLK_POLICY2_MASK,
|
||||||
|
IHOST_PROC_CLK_POLICY3_MASK,
|
||||||
|
IHOST_PROC_CLK_INTEN,
|
||||||
|
IHOST_PROC_CLK_INTSTAT,
|
||||||
|
IHOST_PROC_CLK_LVM_EN,
|
||||||
|
IHOST_PROC_CLK_LVM0_3,
|
||||||
|
IHOST_PROC_CLK_LVM4_7,
|
||||||
|
IHOST_PROC_CLK_VLT0_3,
|
||||||
|
IHOST_PROC_CLK_VLT4_7,
|
||||||
|
IHOST_PROC_CLK_BUS_QUIESC,
|
||||||
|
IHOST_PROC_CLK_CORE0_CLKGATE,
|
||||||
|
IHOST_PROC_CLK_CORE1_CLKGATE,
|
||||||
|
IHOST_PROC_CLK_ARM_SWITCH_CLKGATE,
|
||||||
|
IHOST_PROC_CLK_ARM_PERIPH_CLKGATE,
|
||||||
|
IHOST_PROC_CLK_APB0_CLKGATE,
|
||||||
|
IHOST_PROC_CLK_PL310_DIV,
|
||||||
|
IHOST_PROC_CLK_PL310_TRIGGER,
|
||||||
|
IHOST_PROC_CLK_ARM_SWITCH_DIV,
|
||||||
|
IHOST_PROC_CLK_ARM_SWITCH_TRIGGER,
|
||||||
|
IHOST_PROC_CLK_APB_DIV,
|
||||||
|
IHOST_PROC_CLK_APB_DIV_TRIGGER,
|
||||||
|
IHOST_PROC_CLK_PLLARMA,
|
||||||
|
IHOST_PROC_CLK_PLLARMB,
|
||||||
|
IHOST_PROC_CLK_PLLARMC,
|
||||||
|
IHOST_PROC_CLK_PLLARMCTRL0,
|
||||||
|
IHOST_PROC_CLK_PLLARMCTRL1,
|
||||||
|
IHOST_PROC_CLK_PLLARMCTRL2,
|
||||||
|
IHOST_PROC_CLK_PLLARMCTRL3,
|
||||||
|
IHOST_PROC_CLK_PLLARMCTRL4,
|
||||||
|
IHOST_PROC_CLK_PLLARMCTRL5,
|
||||||
|
IHOST_PROC_CLK_PLLARM_OFFSET,
|
||||||
|
IHOST_PROC_CLK_ARM_DIV,
|
||||||
|
IHOST_PROC_CLK_ARM_SEG_TRG,
|
||||||
|
IHOST_PROC_CLK_ARM_SEG_TRG_OVERRIDE,
|
||||||
|
IHOST_PROC_CLK_PLL_DEBUG,
|
||||||
|
IHOST_PROC_CLK_ACTIVITY_MON1,
|
||||||
|
IHOST_PROC_CLK_ACTIVITY_MON2,
|
||||||
|
IHOST_PROC_CLK_CLKGATE_DBG,
|
||||||
|
IHOST_PROC_CLK_APB_CLKGATE_DBG1,
|
||||||
|
IHOST_PROC_CLK_CLKMON,
|
||||||
|
IHOST_PROC_CLK_POLICY_DBG,
|
||||||
|
IHOST_PROC_CLK_TGTMASK_DBG1,
|
||||||
|
IHOST_PROC_RST_WR_ACCESS,
|
||||||
|
IHOST_PROC_RST_SOFT_RSTN,
|
||||||
|
IHOST_PROC_RST_A9_CORE_SOFT_RSTN
|
||||||
|
};
|
||||||
|
|
||||||
|
#define CCU_REG_TABLE_SIZE (sizeof(ccu_reg)/sizeof(ccu_reg[0]))
|
||||||
|
|
||||||
|
/* Set priv_access_mode field to unrestricted (0) */
|
||||||
|
static void ccu_init(void)
|
||||||
|
{
|
||||||
|
uint32_t val;
|
||||||
|
uint32_t i;
|
||||||
|
for (i = 0; i < CCU_REG_TABLE_SIZE; i++) {
|
||||||
|
val = read32((void *)(ccu_reg[i]));
|
||||||
|
val &= ~WR_ACCESS_PRIVATE_ACCESS_MODE;
|
||||||
|
write32((void *)(ccu_reg[i]), val);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/*****************************************************************************
|
||||||
|
* LCD
|
||||||
|
*****************************************************************************/
|
||||||
|
#define ASIU_TOP_LCD_AXI_SB_CTRL 0x180aa02c
|
||||||
|
#define ASIU_TOP_LCD_AXI_SB_CTRL_LCD_ARPROT_MASK 0x03800000
|
||||||
|
#define ASIU_TOP_LCD_AXI_SB_CTRL_LCD_HPROT_NON_SECURE 0x40000000
|
||||||
|
|
||||||
|
#define ASIU_TOP_CLK_GATING_CTRL 0x180aa024
|
||||||
|
#define ASIU_TOP_CLK_GATING_CTRL_LCD_CLK_GATE_EN 0x00000010
|
||||||
|
#define ASIU_TOP_CLK_GATING_CTRL_MIPI_DSI_CLK_GATE_EN 0x00000008
|
||||||
|
#define ASIU_TOP_CLK_GATING_CTRL_GFX_CLK_GATE_EN 0x00000001
|
||||||
|
#define ASIU_TOP_CLK_GATING_CTRL_AUD_CLK_GATE_EN 0x00000002
|
||||||
|
|
||||||
|
static void lcd_init(void)
|
||||||
|
{
|
||||||
|
unsigned int val;
|
||||||
|
|
||||||
|
val = read32((void *)ASIU_TOP_LCD_AXI_SB_CTRL);
|
||||||
|
/* set LCD_ARPROT and LCD_HPROT_NON_SECURE to 0 */
|
||||||
|
val &= ~(ASIU_TOP_LCD_AXI_SB_CTRL_LCD_ARPROT_MASK |
|
||||||
|
ASIU_TOP_LCD_AXI_SB_CTRL_LCD_HPROT_NON_SECURE);
|
||||||
|
write32((void *)ASIU_TOP_LCD_AXI_SB_CTRL, val);
|
||||||
|
|
||||||
|
/* make sure the LCD clock is ungated */
|
||||||
|
val = read32((void *)ASIU_TOP_CLK_GATING_CTRL);
|
||||||
|
val |= ASIU_TOP_CLK_GATING_CTRL_LCD_CLK_GATE_EN;
|
||||||
|
write32((void *)ASIU_TOP_CLK_GATING_CTRL, val);
|
||||||
|
}
|
||||||
|
|
||||||
|
/*******************************************************************
|
||||||
|
* Default priority settings in Cygnus
|
||||||
|
*
|
||||||
|
* Master Name Default Priority
|
||||||
|
* ==================== =================
|
||||||
|
* ihost_m0 12
|
||||||
|
* mhost0_m0 12
|
||||||
|
* mhost1_m0 ` 12
|
||||||
|
* pcie0_m0 9
|
||||||
|
* pcie0_m1 9
|
||||||
|
* cmicd_m0 7
|
||||||
|
* amac_m0 7
|
||||||
|
* amac_m1 7
|
||||||
|
* ext_m0 (LCD) 5
|
||||||
|
* ext_m1 (V3D) 5
|
||||||
|
* sdio_m0 3
|
||||||
|
* sdio_m1 3
|
||||||
|
* usb2h_m0 3
|
||||||
|
* usb2d_m0 3
|
||||||
|
* dmu_m0 3
|
||||||
|
* a9jtag_m0 0
|
||||||
|
*
|
||||||
|
*****************************************************************************/
|
||||||
|
|
||||||
|
#define AXIIC_EXT_M0_READ_QOS 0x1a057100
|
||||||
|
#define AXIIC_EXT_M0_READ_MASK 0x0000000f
|
||||||
|
#define AXIIC_EXT_M0_WRITE_QOS 0x1a057104
|
||||||
|
#define AXIIC_EXT_M0_WRITE_MASK 0x0000000f
|
||||||
|
|
||||||
|
static void lcd_qos_init(unsigned int qos)
|
||||||
|
{
|
||||||
|
unsigned int val;
|
||||||
|
|
||||||
|
val = read32((void *)AXIIC_EXT_M0_READ_QOS);
|
||||||
|
val &= ~AXIIC_EXT_M0_READ_MASK;
|
||||||
|
val |= (qos & AXIIC_EXT_M0_READ_MASK);
|
||||||
|
write32((void *)AXIIC_EXT_M0_READ_QOS, val);
|
||||||
|
|
||||||
|
val = read32((void *)AXIIC_EXT_M0_WRITE_QOS);
|
||||||
|
val &= ~AXIIC_EXT_M0_WRITE_MASK;
|
||||||
|
val |= (qos & AXIIC_EXT_M0_WRITE_MASK);
|
||||||
|
write32((void *)AXIIC_EXT_M0_WRITE_QOS, val);
|
||||||
|
}
|
||||||
|
|
||||||
|
/*****************************************************************************
|
||||||
|
* V3D
|
||||||
|
*****************************************************************************/
|
||||||
|
#define ASIU_TOP_GFX_AXI_SB_CTRL 0x180aa034
|
||||||
|
#define ASIU_TOP_GFX_AXI_SB_CTRL_GFX_ARPROT_MASK 0x03800000
|
||||||
|
#define ASIU_TOP_GFX_AXI_SB_CTRL_GFX_AWPROT_MASK 0x00700000
|
||||||
|
|
||||||
|
static void v3d_init(void)
|
||||||
|
{
|
||||||
|
unsigned int val;
|
||||||
|
|
||||||
|
val = read32((void *)ASIU_TOP_GFX_AXI_SB_CTRL);
|
||||||
|
/*
|
||||||
|
* set both GFX_ARPROT and GFX_AWPROT to 0
|
||||||
|
*/
|
||||||
|
val &= ~(ASIU_TOP_GFX_AXI_SB_CTRL_GFX_ARPROT_MASK |
|
||||||
|
ASIU_TOP_GFX_AXI_SB_CTRL_GFX_AWPROT_MASK);
|
||||||
|
write32((void *)ASIU_TOP_GFX_AXI_SB_CTRL, val);
|
||||||
|
|
||||||
|
/* make sure the V3D clock is ungated */
|
||||||
|
val = read32((void *)ASIU_TOP_CLK_GATING_CTRL);
|
||||||
|
val |= ASIU_TOP_CLK_GATING_CTRL_MIPI_DSI_CLK_GATE_EN |
|
||||||
|
ASIU_TOP_CLK_GATING_CTRL_GFX_CLK_GATE_EN;
|
||||||
|
write32((void *)ASIU_TOP_CLK_GATING_CTRL, val);
|
||||||
|
}
|
||||||
|
|
||||||
|
/*****************************************************************************
|
||||||
|
* Audio
|
||||||
|
*****************************************************************************/
|
||||||
|
#define CRMU_PLL_AON_CTRL 0x0301c020
|
||||||
|
#define CRMU_PLL_AON_CTRL_ASIU_AUDIO_GENPLL_PWRON_PLL 0x00000800
|
||||||
|
#define CRMU_PLL_AON_CTRL_ASIU_AUDIO_GENPLL_PWRON_BG 0x00000400
|
||||||
|
#define CRMU_PLL_AON_CTRL_ASIU_AUDIO_GENPLL_PWRON_LDO 0x00000200
|
||||||
|
#define CRMU_PLL_AON_CTRL_ASIU_AUDIO_GENPLL_ISO_IN 0x00000100
|
||||||
|
|
||||||
|
#define ASIU_TOP_AUD_AXI_SB_CTRL 0x180aa028
|
||||||
|
#define ASIU_TOP_AUD_AXI_SB_CTRL_AUD_ARPROT_MASK 0x03800000
|
||||||
|
#define ASIU_TOP_AUD_AXI_SB_CTRL_AUD_AWPROT_MASK 0x00700000
|
||||||
|
|
||||||
|
static void audio_init(void)
|
||||||
|
{
|
||||||
|
unsigned int val;
|
||||||
|
|
||||||
|
/* Ungate (enable) audio clock. */
|
||||||
|
val = read32((void *)ASIU_TOP_CLK_GATING_CTRL);
|
||||||
|
val |= ASIU_TOP_CLK_GATING_CTRL_AUD_CLK_GATE_EN;
|
||||||
|
write32((void *)ASIU_TOP_CLK_GATING_CTRL, val);
|
||||||
|
|
||||||
|
/* Power on audio GEN PLL, LDO, and BG. Input isolation = normal. */
|
||||||
|
val = read32((void *)CRMU_PLL_AON_CTRL);
|
||||||
|
val |= CRMU_PLL_AON_CTRL_ASIU_AUDIO_GENPLL_PWRON_BG;
|
||||||
|
val |= CRMU_PLL_AON_CTRL_ASIU_AUDIO_GENPLL_PWRON_LDO;
|
||||||
|
val |= CRMU_PLL_AON_CTRL_ASIU_AUDIO_GENPLL_PWRON_PLL;
|
||||||
|
val &= ~CRMU_PLL_AON_CTRL_ASIU_AUDIO_GENPLL_ISO_IN;
|
||||||
|
write32((void *)CRMU_PLL_AON_CTRL, val);
|
||||||
|
|
||||||
|
/* Clear AWPROT and ARPROT signals to audio block. */
|
||||||
|
val = read32((void *)ASIU_TOP_AUD_AXI_SB_CTRL);
|
||||||
|
val &= ~(ASIU_TOP_AUD_AXI_SB_CTRL_AUD_AWPROT_MASK |
|
||||||
|
ASIU_TOP_AUD_AXI_SB_CTRL_AUD_ARPROT_MASK);
|
||||||
|
write32((void *)ASIU_TOP_AUD_AXI_SB_CTRL, val);
|
||||||
|
}
|
||||||
|
|
||||||
|
/*****************************************************************************
|
||||||
|
* SDIO
|
||||||
|
*****************************************************************************/
|
||||||
|
#define CRMU_SDIO_1P8_FAIL_CONTROL 0x0301c0a0
|
||||||
|
#define UHS1_18V_VREG_FAIL 0x00000001
|
||||||
|
|
||||||
|
#define SDIO_IDM0_IO_CONTROL_DIRECT 0x18116408
|
||||||
|
#define SDIO_IDM1_IO_CONTROL_DIRECT 0x18117408
|
||||||
|
#define SDIO_CMD_COMFLICT_DISABLE 0x00400000
|
||||||
|
#define SDIO_FEEDBACK_CLK_EN 0x00200000
|
||||||
|
#define SDIO_CLK_ENABLE 0x00000001
|
||||||
|
|
||||||
|
#define CDRU_SDIO0_IO_CONTROL 0x0301d144
|
||||||
|
#define CDRU_SDIO1_IO_CONTROL 0x0301d140
|
||||||
|
#define INPUT_DISABLE 0x00000080
|
||||||
|
#define SLEW_RATE_ENABLE 0x00000040
|
||||||
|
#define PULL_UP_ENABLE 0x00000020
|
||||||
|
#define PULL_DOWN_ENABLE 0x00000010
|
||||||
|
#define HYSTERESIS_ENABLE 0x00000008
|
||||||
|
#define SDIO_DEFAULT_DRIVE_STRENGTH 0x4 /* 8 mA */
|
||||||
|
|
||||||
|
#define SDIO_IDM0_IDM_RESET_CONTROL 0x18116800
|
||||||
|
#define SDIO_IDM1_IDM_RESET_CONTROL 0x18117800
|
||||||
|
#define SDIO_RESET_MASK 0x00000001
|
||||||
|
#define SDIO_RESET_TIMEOUT 1000
|
||||||
|
|
||||||
|
#define CRMU_SDIO_CONTROL0 0x0301d088
|
||||||
|
#define CRMU_SDIO_CONTROL1 0x0301d08c
|
||||||
|
#define CRMU_SDIO_CONTROL2 0x0301d090
|
||||||
|
#define CRMU_SDIO_CONTROL3 0x0301d094
|
||||||
|
#define CRMU_SDIO_CONTROL4 0x0301d098
|
||||||
|
#define CRMU_SDIO_CONTROL5 0x0301d09c
|
||||||
|
|
||||||
|
/*
|
||||||
|
* SDIO_CAPS_L
|
||||||
|
*
|
||||||
|
* Field Bit(s)
|
||||||
|
* ===========================
|
||||||
|
* DDR50 31
|
||||||
|
* SDR104 30
|
||||||
|
* SDR50 29
|
||||||
|
* SLOTTYPE 28:27
|
||||||
|
* ASYNCHIRQ 26
|
||||||
|
* SYSBUS64 25
|
||||||
|
* V18 24
|
||||||
|
* V3 23
|
||||||
|
* V33 22
|
||||||
|
* SUPRSM 21
|
||||||
|
* SDMA 20
|
||||||
|
* HSPEED 19
|
||||||
|
* ADMA2 18
|
||||||
|
* EXTBUSMED 17
|
||||||
|
* MAXBLK 16:15
|
||||||
|
* BCLK 14:7
|
||||||
|
* TOUT 6
|
||||||
|
* TOUTFREQ 5:0
|
||||||
|
*/
|
||||||
|
#define SDIO_CAPS_L 0xA17C0000
|
||||||
|
|
||||||
|
/*
|
||||||
|
* SDIO_CAPS_H
|
||||||
|
*
|
||||||
|
* Field Bit(s)
|
||||||
|
* ===========================
|
||||||
|
* reserved 31:20
|
||||||
|
* SPIBLOCKMODE 19
|
||||||
|
* SPIMODE_CAP 18
|
||||||
|
* CLOCKMULT 17:10
|
||||||
|
* RETUNE_MODE 9:8
|
||||||
|
* USETUNE_SDR50 7
|
||||||
|
* TMRCNT_RETUNE 6:3
|
||||||
|
* DRVR_TYPED 2
|
||||||
|
* DRVR_TYPEC 1
|
||||||
|
* DRVR_TYPEA 0
|
||||||
|
*/
|
||||||
|
#define SDIO_CAPS_H 0x000C0087
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Preset value
|
||||||
|
*
|
||||||
|
* Field Bit(s)
|
||||||
|
* ===========================
|
||||||
|
* Driver Strength 12:11
|
||||||
|
* Clock Generator 10
|
||||||
|
* SDCLK Frequeency 9:0
|
||||||
|
*/
|
||||||
|
|
||||||
|
/*
|
||||||
|
* SDIO_PRESETVAL1
|
||||||
|
*
|
||||||
|
* Field Bit(s) Description
|
||||||
|
* ============================================================
|
||||||
|
* DDR50_PRESET 25:13 Preset Value for DDR50
|
||||||
|
* DEFAULT_PRESET 12:0 Preset Value for Default Speed
|
||||||
|
*/
|
||||||
|
#define SDIO_PRESETVAL1 0x01004004
|
||||||
|
|
||||||
|
/*
|
||||||
|
* SDIO_PRESETVAL2
|
||||||
|
*
|
||||||
|
* Field Bit(s) Description
|
||||||
|
* ============================================================
|
||||||
|
* HIGH_SPEED_PRESET 25:13 Preset Value for High Speed
|
||||||
|
* INIT_PRESET 12:0 Preset Value for Initialization
|
||||||
|
*/
|
||||||
|
#define SDIO_PRESETVAL2 0x01004100
|
||||||
|
|
||||||
|
/*
|
||||||
|
* SDIO_PRESETVAL3
|
||||||
|
*
|
||||||
|
* Field Bit(s) Description
|
||||||
|
* ============================================================
|
||||||
|
* SDR104_PRESET 25:13 Preset Value for SDR104
|
||||||
|
* SDR12_PRESET 12:0 Preset Value for SDR12
|
||||||
|
*/
|
||||||
|
#define SDIO_PRESETVAL3 0x00000004
|
||||||
|
|
||||||
|
/*
|
||||||
|
* SDIO_PRESETVAL4
|
||||||
|
*
|
||||||
|
* Field Bit(s) Description
|
||||||
|
* ============================================================
|
||||||
|
* SDR25_PRESET 25:13 Preset Value for SDR25
|
||||||
|
* SDR50_PRESET 12:0 Preset Value for SDR50
|
||||||
|
*/
|
||||||
|
#define SDIO_PRESETVAL4 0x01005001
|
||||||
|
|
||||||
|
static void sdio_ctrl_init(unsigned int idx)
|
||||||
|
{
|
||||||
|
unsigned int sdio_idm_io_control_direct_reg;
|
||||||
|
unsigned int cdru_sdio_io_control_reg;
|
||||||
|
unsigned int sdio_idm_reset_control_reg;
|
||||||
|
unsigned int val, timeout;
|
||||||
|
|
||||||
|
switch (idx) {
|
||||||
|
case 0:
|
||||||
|
sdio_idm_io_control_direct_reg = SDIO_IDM0_IO_CONTROL_DIRECT;
|
||||||
|
cdru_sdio_io_control_reg = CDRU_SDIO0_IO_CONTROL;
|
||||||
|
sdio_idm_reset_control_reg = SDIO_IDM0_IDM_RESET_CONTROL;
|
||||||
|
break;
|
||||||
|
case 1:
|
||||||
|
sdio_idm_io_control_direct_reg = SDIO_IDM1_IO_CONTROL_DIRECT;
|
||||||
|
cdru_sdio_io_control_reg = CDRU_SDIO1_IO_CONTROL;
|
||||||
|
sdio_idm_reset_control_reg = SDIO_IDM1_IDM_RESET_CONTROL;
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Disable the cmd conflict error interrupt and enable feedback clock
|
||||||
|
*/
|
||||||
|
val = read32((void *)sdio_idm_io_control_direct_reg);
|
||||||
|
val |= SDIO_CMD_COMFLICT_DISABLE | SDIO_FEEDBACK_CLK_EN |
|
||||||
|
SDIO_CLK_ENABLE;
|
||||||
|
write32((void *)sdio_idm_io_control_direct_reg, val);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Set drive strength, enable hysteresis and slew rate control
|
||||||
|
*/
|
||||||
|
val = SDIO_DEFAULT_DRIVE_STRENGTH |
|
||||||
|
HYSTERESIS_ENABLE | SLEW_RATE_ENABLE;
|
||||||
|
write32((void *)cdru_sdio_io_control_reg, val);
|
||||||
|
|
||||||
|
/* Reset SDIO controller */
|
||||||
|
val = read32((void *)sdio_idm_reset_control_reg);
|
||||||
|
val |= SDIO_RESET_MASK;
|
||||||
|
write32((void *)sdio_idm_reset_control_reg, SDIO_RESET_MASK);
|
||||||
|
udelay(10);
|
||||||
|
val &= ~SDIO_RESET_MASK;
|
||||||
|
write32((void *)sdio_idm_reset_control_reg, val);
|
||||||
|
|
||||||
|
timeout = 0;
|
||||||
|
while (read32((void *)sdio_idm_reset_control_reg) & SDIO_RESET_MASK) {
|
||||||
|
udelay(1);
|
||||||
|
if (timeout++ > SDIO_RESET_TIMEOUT)
|
||||||
|
die("Failed to bring SDIO out of reset\n");
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static void sdio_init(void)
|
||||||
|
{
|
||||||
|
unsigned int val;
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Configure SDIO host controller capabilities
|
||||||
|
* (common setting for all SDIO controllers)
|
||||||
|
*/
|
||||||
|
write32((void *)CRMU_SDIO_CONTROL0, SDIO_CAPS_H);
|
||||||
|
write32((void *)CRMU_SDIO_CONTROL1, SDIO_CAPS_L);
|
||||||
|
/*
|
||||||
|
* Configure SDIO host controller preset values
|
||||||
|
* (common setting for all SDIO controllers)
|
||||||
|
*/
|
||||||
|
write32((void *)CRMU_SDIO_CONTROL2, SDIO_PRESETVAL1);
|
||||||
|
write32((void *)CRMU_SDIO_CONTROL3, SDIO_PRESETVAL2);
|
||||||
|
write32((void *)CRMU_SDIO_CONTROL4, SDIO_PRESETVAL3);
|
||||||
|
write32((void *)CRMU_SDIO_CONTROL5, SDIO_PRESETVAL4);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* The sdhci driver attempts to change the SDIO IO voltage for UHS-I
|
||||||
|
* cards by setting the EN1P8V in control2 register then checks the
|
||||||
|
* outcome by reading it back.
|
||||||
|
* Cygnus does not have an internal regulator for the SDIO IO voltage
|
||||||
|
* but can be configured to indicate success (leave EN1P8V set)
|
||||||
|
* or failure (clear EN1P8V).
|
||||||
|
*
|
||||||
|
* Clear CRMU_SDIO_UHS1_18V_VREG_FAIL in CRMU_SDIO_1P8_FAIL_CONTROL
|
||||||
|
* register to indicate success.
|
||||||
|
* (common setting for all SDIO controllers)
|
||||||
|
*/
|
||||||
|
val = read32((void *)CRMU_SDIO_1P8_FAIL_CONTROL);
|
||||||
|
val &= ~UHS1_18V_VREG_FAIL;
|
||||||
|
write32((void *)CRMU_SDIO_1P8_FAIL_CONTROL, val);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Initialize each SDIO controller
|
||||||
|
*/
|
||||||
|
sdio_ctrl_init(0);
|
||||||
|
sdio_ctrl_init(1);
|
||||||
|
}
|
||||||
|
|
||||||
|
void hw_init(void)
|
||||||
|
{
|
||||||
|
tz_set_masters_security(IPROC_M_PCIE | IPROC_M_EXT | IPROC_M_SDIO |
|
||||||
|
IPROC_M_AMAC | IPROC_M_USB | IPROC_M_CMICD,
|
||||||
|
TZ_STATE_SECURE);
|
||||||
|
printk(BIOS_INFO, "trustzone initialized\n");
|
||||||
|
dmac_init();
|
||||||
|
printk(BIOS_INFO, "PL022 DMAC initialized\n");
|
||||||
|
lcd_init();
|
||||||
|
lcd_qos_init(15);
|
||||||
|
printk(BIOS_INFO, "LCD initialized\n");
|
||||||
|
v3d_init();
|
||||||
|
printk(BIOS_INFO, "V3D initialized\n");
|
||||||
|
audio_init();
|
||||||
|
printk(BIOS_INFO, "audio initialized\n");
|
||||||
|
neon_init();
|
||||||
|
printk(BIOS_INFO, "neon initialized\n");
|
||||||
|
pcie_init();
|
||||||
|
printk(BIOS_INFO, "PCIe initialized\n");
|
||||||
|
M0_init();
|
||||||
|
printk(BIOS_INFO, "M0 initialized\n");
|
||||||
|
ccu_init();
|
||||||
|
printk(BIOS_INFO, "CCU initialized\n");
|
||||||
|
sdio_init();
|
||||||
|
printk(BIOS_INFO, "SDIO initialized\n");
|
||||||
|
}
|
||||||
|
|
@ -0,0 +1,23 @@
|
||||||
|
/*
|
||||||
|
* Copyright (C) 2015 Broadcom Corporation
|
||||||
|
*
|
||||||
|
* This program is free software; you can redistribute it and/or modify
|
||||||
|
* it under the terms of the GNU General Public License as published by
|
||||||
|
* the Free Software Foundation; version 2 of the License.
|
||||||
|
*
|
||||||
|
* This program is distributed in the hope that it will be useful,
|
||||||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
* GNU General Public License for more details.
|
||||||
|
*
|
||||||
|
* You should have received a copy of the GNU General Public License
|
||||||
|
* along with this program; if not, write to the Free Software
|
||||||
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef __SOC_BROADCOM_CYGNUS_HW_INIT_H__
|
||||||
|
#define __SOC_BROADCOM_CYGNUS_HW_INIT_H__
|
||||||
|
|
||||||
|
void hw_init(void);
|
||||||
|
|
||||||
|
#endif
|
||||||
Loading…
Reference in New Issue