From: Marek Vasut <marex@denx.de>
Date: Tue, 26 Nov 2019 08:34:51 +0000 (+0100)
Subject: ARM: mx6: ddr: Configure all SDQS pullups using loop
X-Git-Tag: v2020.04-rc1~37^2~48
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=b314003fda6e398c5acdd691e4f39d50c1810bce;p=oweals%2Fu-boot.git

ARM: mx6: ddr: Configure all SDQS pullups using loop

Instead of explicitly setting up each SDQS register, use a loop.
No functional change.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Eric Nelson <eric@nelint.com>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>
Reviewed-by: Eric Nelson <eric@nelint.com>
---

diff --git a/arch/arm/mach-imx/mx6/ddr.c b/arch/arm/mach-imx/mx6/ddr.c
index e917b04f3d..b2402f75db 100644
--- a/arch/arm/mach-imx/mx6/ddr.c
+++ b/arch/arm/mach-imx/mx6/ddr.c
@@ -249,25 +249,14 @@ static void mmdc_set_sdqs(bool set)
 {
 	struct mx6dq_iomux_ddr_regs *mx6_ddr_iomux =
 		(struct mx6dq_iomux_ddr_regs *)MX6DQ_IOM_DDR_BASE;
-
-	if (set) {
-		setbits_le32(&mx6_ddr_iomux->dram_sdqs0, 0x7000);
-		setbits_le32(&mx6_ddr_iomux->dram_sdqs1, 0x7000);
-		setbits_le32(&mx6_ddr_iomux->dram_sdqs2, 0x7000);
-		setbits_le32(&mx6_ddr_iomux->dram_sdqs3, 0x7000);
-		setbits_le32(&mx6_ddr_iomux->dram_sdqs4, 0x7000);
-		setbits_le32(&mx6_ddr_iomux->dram_sdqs5, 0x7000);
-		setbits_le32(&mx6_ddr_iomux->dram_sdqs6, 0x7000);
-		setbits_le32(&mx6_ddr_iomux->dram_sdqs7, 0x7000);
-	} else {
-		clrbits_le32(&mx6_ddr_iomux->dram_sdqs0, 0x7000);
-		clrbits_le32(&mx6_ddr_iomux->dram_sdqs1, 0x7000);
-		clrbits_le32(&mx6_ddr_iomux->dram_sdqs2, 0x7000);
-		clrbits_le32(&mx6_ddr_iomux->dram_sdqs3, 0x7000);
-		clrbits_le32(&mx6_ddr_iomux->dram_sdqs4, 0x7000);
-		clrbits_le32(&mx6_ddr_iomux->dram_sdqs5, 0x7000);
-		clrbits_le32(&mx6_ddr_iomux->dram_sdqs6, 0x7000);
-		clrbits_le32(&mx6_ddr_iomux->dram_sdqs7, 0x7000);
+	u32 sdqs = (u32)(&mx6_ddr_iomux->dram_sdqs0);
+	int i;
+
+	for (i = 0; i < 8; i++) {
+		if (set)
+			setbits_le32(sdqs + (4 * i), 0x7000);
+		else
+			clrbits_le32(sdqs + (4 * i), 0x7000);
 	}
 }