X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=board%2Fkmc%2Fkzm9g%2Fkzm9g.c;h=8148ace2fe0cebde0c67272c308e524776b84432;hb=044fa003875c83c824df078d14383f08e846ed6d;hp=54f25e097cbc4868f637f6c94d0883e6c4c42674;hpb=c68436fa427a69ea308d74c410067507d6c7103b;p=oweals%2Fu-boot.git

diff --git a/board/kmc/kzm9g/kzm9g.c b/board/kmc/kzm9g/kzm9g.c
index 54f25e097c..8148ace2fe 100644
--- a/board/kmc/kzm9g/kzm9g.c
+++ b/board/kmc/kzm9g/kzm9g.c
@@ -1,24 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * (C) Copyright 2012 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
  * (C) Copyright 2012 Renesas Solutions Corp.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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; either version 2 of
- * the License, or (at your option) any later version.
- *
- * 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., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
  */
 
 #include <common.h>
@@ -84,7 +67,7 @@ static void sbsc_init(struct sh73a0_sbsc *sbsc)
 	writel(0x0017040a, &sbsc->sdwcr01);
 	writel(0x31020707, &sbsc->sdwcr10);
 	writel(0x0017040a, &sbsc->sdwcr11);
-	writel(0x05555555, &sbsc->sddrvcr0);
+	writel(0x055557ff, &sbsc->sddrvcr0); /* Enlarge drivability of LPDQS0-3, LPCLK */
 	writel(0x30000000, &sbsc->sdwcr2);
 
 	writel(readl(&sbsc->sdpcr) | 0x80, &sbsc->sdpcr);
@@ -112,7 +95,7 @@ static void sbsc_init(struct sh73a0_sbsc *sbsc)
 		writel(0x0, SDMRA1A);
 		writel(0x00000402, &sbsc->sdmracr0);
 		writel(0x0, SDMRA1A);
-		writel(0x00000403, &sbsc->sdmracr0);
+		writel(0x00000203, &sbsc->sdmracr0); /* MR3 register DS=2 */
 		writel(0x0, SDMRA1A);
 		writel(0x0, SDMRA2A);
 	} else {
@@ -120,7 +103,7 @@ static void sbsc_init(struct sh73a0_sbsc *sbsc)
 		writel(0x0, SDMRA1B);
 		writel(0x00000402, &sbsc->sdmracr0);
 		writel(0x0, SDMRA1B);
-		writel(0x00000403, &sbsc->sdmracr0);
+		writel(0x00000203, &sbsc->sdmracr0); /* MR3 register DS=2 */
 		writel(0x0, SDMRA1B);
 		writel(0x0, SDMRA2B);
 	}
@@ -195,7 +178,7 @@ void s_init(void)
 
 	/* FRQCR Init */
 	writel(0x0012453C, &cpg->frqcra);
-	writel(0x80331350, &cpg->frqcrb);
+	writel(0x80431350, &cpg->frqcrb);    /* ETM TRCLK  78MHz */
 	cmp_loop(&cpg->frqcrb, 0x80000000, 0x0);
 	writel(0x00000B0B, &cpg->frqcrd);
 	cmp_loop(&cpg->frqcrd, 0x80000000, 0x0);
@@ -301,8 +284,18 @@ int board_early_init_f(void)
 	return 0;
 }
 
+void adjust_core_voltage(void)
+{
+	u8 data;
+
+	data = 0x35;
+	i2c_set_bus_num(0);
+	i2c_write(0x40, 3, 1, &data, 1);
+}
+
 int board_init(void)
 {
+	adjust_core_voltage();
 	sh73a0_pinmux_init();
 
     /* SCIFA 4 */
@@ -354,10 +347,6 @@ int board_init(void)
 	return 0;
 }
 
-const struct rmobile_sysinfo sysinfo = {
-	CONFIG_RMOBILE_BOARD_STRING
-};
-
 int dram_init(void)
 {
 	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;