src/northbridge/amd: Remove unused variables

Change-Id: Ibdfbf1031130ff861c4313d1271d6ccb68bf8837
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/29917
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>

src/northbridge/amd/amdmct/mct/mct_d.c

@@ -523,7 +523,7 @@ static void HTMemMapInit_D(struct MCTStatStruc *pMCTstat,
 {
 	u8 Node;
 	u32 NextBase, BottomIO;
-	u8 _MemHoleRemap, DramHoleBase, DramHoleOffset;
+	u8 _MemHoleRemap, DramHoleBase;
 	u32 HoleSize, DramSelBaseAddr;
 
 	u32 val;
@@ -583,7 +583,6 @@ static void HTMemMapInit_D(struct MCTStatStruc *pMCTstat,
 					if ((DramSelBaseAddr > 0) && (DramSelBaseAddr < BottomIO))
 						base = DramSelBaseAddr;
 					val = ((base + HoleSize) >> (24-8)) & 0xFF;
-					DramHoleOffset = val;
 					val <<= 8; /* shl 16, rol 24 */
 					val |= DramHoleBase << 24;
 					val |= 1  << DramHoleValid;
@@ -972,7 +971,7 @@ static u8 AutoCycTiming_D(struct MCTStatStruc *pMCTstat,
 	u8 Twr, Trtp;
 	u8 Trp, Trrd, Trcd, Tras, Trc, Trfc[4], Rows;
 	u32 DramTimingLo, DramTimingHi;
-	u16 Tk10, Tk40;
+	u16 Tk40;
 	u8 Twtr;
 	u8 LDIMM;
 	u8 DDR2_1066;
@@ -1095,7 +1094,6 @@ static u8 AutoCycTiming_D(struct MCTStatStruc *pMCTstat,
 	if (byte == 5)
 		DDR2_1066 = 1;
 	Tk40 = Get_40Tk_D(byte);
-	Tk10 = Tk40 >> 2;
 
 	/* Notes:
 	 1. All secondary time values given in SPDs are in binary with units of ns.
@@ -1740,7 +1738,7 @@ static void SPDSetBanks_D(struct MCTStatStruc *pMCTstat,
 	 * and PCI 0:24N:2x60,64,68,6C config registers (CS Mask 0-3).
 	 */
 
-	u8 ChipSel, Rows, Cols, Ranks, Banks, DevWidth;
+	u8 ChipSel, Rows, Cols, Ranks, Banks;
 	u32 BankAddrReg, csMask;
 
 	u32 val;
@@ -1773,7 +1771,6 @@ static void SPDSetBanks_D(struct MCTStatStruc *pMCTstat,
 			Banks = mctRead_SPD(smbaddr, SPD_LBANKS);
 
 			byte = mctRead_SPD(smbaddr, SPD_DEVWIDTH);
-			DevWidth = byte & 0x7f; /* bits 0-6 = bank 0 width */
 
 			byte = mctRead_SPD(smbaddr, SPD_DMBANKS);
 			Ranks = (byte & 7) + 1;
@@ -1933,7 +1930,7 @@ static void StitchMemory_D(struct MCTStatStruc *pMCTstat,
 	u8 b = 0;
 	u32 nxtcsBase, curcsBase;
 	u8 p, q;
-	u32 Sizeq, BiggestBank;
+	u32 BiggestBank;
 	u8 _DSpareEn;
 
 	u16 word;
@@ -1989,7 +1986,6 @@ static void StitchMemory_D(struct MCTStatStruc *pMCTstat,
 					val >>= 19;
 					val++;
 					val <<= 19;
-					Sizeq = val;  //never used
 					if (val > BiggestBank) {
 						/*Bingo! possibly Map this chip-select next! */
 						BiggestBank = val;

src/northbridge/amd/amdmct/mct_ddr3/mct_d.c

@@ -5164,9 +5164,7 @@ static u8 AutoConfig_D(struct MCTStatStruc *pMCTstat,
 		/* Special Jedec SPD diagnostic bit - "enable all clocks" */
 		if (!(pDCTstat->Status & (1<<SB_DiagClks))) {
 			const u8 *p;
-			const u32 *q;
 			p = Tab_ManualCLKDis;
-			q = (u32 *)p;
 
 			byte = mctGet_NVbits(NV_PACK_TYPE);
 			if (byte == PT_L1)
@@ -5418,7 +5416,7 @@ static void StitchMemory_D(struct MCTStatStruc *pMCTstat,
 	u8 b = 0;
 	u32 nxtcsBase, curcsBase;
 	u8 p, q;
-	u32 Sizeq, BiggestBank;
+	u32 BiggestBank;
 	u8 _DSpareEn;
 
 	u16 word;
@@ -5471,7 +5469,6 @@ static void StitchMemory_D(struct MCTStatStruc *pMCTstat,
 					val >>= 19;
 					val++;
 					val <<= 19;
-					Sizeq = val;  /* never used */
 					if (val > BiggestBank) {
 						/*Bingo! possibly Map this chip-select next! */
 						BiggestBank = val;
@@ -6983,7 +6980,6 @@ static void SetODTTriState(struct MCTStatStruc *pMCTstat,
 	u32 index_reg = 0x98;
 	u8 cs;
 	u8 odt;
-	u8 max_dimms;
 
 	dev = pDCTstat->dev_dct;
 
@@ -6993,7 +6989,6 @@ static void SetODTTriState(struct MCTStatStruc *pMCTstat,
 		/* FIXME: skip for Ax */
 
 		/* Tri-state unused ODTs when motherboard termination is available */
-		max_dimms = (u8) mctGet_NVbits(NV_MAX_DIMMS);
 		odt = 0x0f;	/* ODT tri-state setting */
 
 		if (pDCTstat->Status & (1 <<SB_Registered)) {

src/northbridge/amd/pi/00730F01/northbridge.c

@@ -684,11 +684,9 @@ static unsigned long agesa_write_acpi_tables(struct device *device,
 	acpi_header_t *ssdt;
 	acpi_header_t *alib;
 	acpi_ivrs_t *ivrs;
-	acpi_hest_t *hest;
 
 	/* HEST */
 	current = ALIGN(current, 8);
-	hest = (acpi_hest_t *)current;
 	acpi_write_hest((void *)current, acpi_fill_hest);
 	acpi_add_table(rsdp, (void *)current);
 	current += ((acpi_header_t *)current)->length;
@@ -910,7 +908,6 @@ static void domain_set_resources(struct device *dev)
 	struct bus *link;
 #if CONFIG_HW_MEM_HOLE_SIZEK != 0
 	struct hw_mem_hole_info mem_hole;
-	u32 reset_memhole = 1;
 #endif
 
 	pci_tolm = 0xffffffffUL;
@@ -941,7 +938,6 @@ static void domain_set_resources(struct device *dev)
 	// Use hole_basek as mmio_basek, and we don't need to reset hole anymore
 	if ((mem_hole.node_id !=  -1) && (mmio_basek > mem_hole.hole_startk)) {
 		mmio_basek = mem_hole.hole_startk;
-		reset_memhole = 0;
 	}
 #endif