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soc/samsung/exynos5420: Drop dead code 

This code is not even being build-tested. Drop it before it grows moss.

Change-Id: I4f06e5e8a0d25308ba56d09a3d8b71f04dbd27b7
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43254
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Michael Niewöhner
Reviewed-by: Julius Werner <jwerner@chromium.org>
This commit is contained in:
Angel Pons 2020-07-08 00:18:04 +02:00 committed by Michael Niewöhner
parent 6dd466c002
commit c4b6a8a4d7
1 changed files with 0 additions and 40 deletions
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40
src/soc/samsung/exynos5420/uart.c
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@ -13,34 +13,6 @@
#define RX_FIFO_FULL_MASK (1 << 8) #define RX_FIFO_FULL_MASK (1 << 8)
#define TX_FIFO_FULL_MASK (1 << 24) #define TX_FIFO_FULL_MASK (1 << 24)
#if 0
/*
* The coefficient, used to calculate the baudrate on S5P UARTs is
* calculated as
* C = UBRDIV * 16 + number_of_set_bits_in_UDIVSLOT
* however, section 31.6.11 of the datasheet doesn't recommend using 1 for 1,
* 3 for 2, ... (2^n - 1) for n, instead, they suggest using these constants:
*/
static const int udivslot[] = {
0,
0x0080,
0x0808,
0x0888,
0x2222,
0x4924,
0x4a52,
0x54aa,
0x5555,
0xd555,
0xd5d5,
0xddd5,
0xdddd,
0xdfdd,
0xdfdf,
0xffdf,
};
#endif
static void serial_setbrg_dev(struct s5p_uart *uart) static void serial_setbrg_dev(struct s5p_uart *uart)
{ {
u32 uclk; u32 uclk;
@ -51,18 +23,6 @@ static void serial_setbrg_dev(struct s5p_uart *uart)
val = uclk / get_uart_baudrate(); val = uclk / get_uart_baudrate();
write32(&uart->ubrdiv, val / 16 - 1); write32(&uart->ubrdiv, val / 16 - 1);
/*
* FIXME(dhendrix): the original uart.h had a "br_rest" value which
* does not seem relevant to the exynos5420... not entirely sure
* where/if we need to worry about it here
*/
#if 0
if (s5p_uart_divslot())
writel(udivslot[val % 16], &uart->rest.slot);
else
writeb(val % 16, &uart->rest.value);
#endif
} }
/* /*