From: Daein Moon <moon9124@xxxxxxxxxxx>
This patch adds support SROMC for S5PV310 and S5PC210.
Signed-off-by: Daein Moon <moon9124@xxxxxxxxxxx>
Signed-off-by: Sangbeom Kim <sbkim73@xxxxxxxxxxx>
---
arch/arm/mach-s5pv310/cpu.c | 5 ++
arch/arm/mach-s5pv310/include/mach/map.h | 4 ++
arch/arm/mach-s5pv310/include/mach/regs-srom.h | 50 ++++++++++++++++++++++++
3 files changed, 59 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/mach-s5pv310/include/mach/regs-srom.h
diff --git a/arch/arm/mach-s5pv310/cpu.c b/arch/arm/mach-s5pv310/cpu.c
index ffed262..873783a 100644
--- a/arch/arm/mach-s5pv310/cpu.c
+++ b/arch/arm/mach-s5pv310/cpu.c
@@ -81,6 +81,11 @@ static struct map_desc s5pv310_iodesc[] __initdata = {
.pfn = __phys_to_pfn(S3C_PA_UART),
.length = SZ_512K,
.type = MT_DEVICE,
+ }, {
+ .virtual = (unsigned long)S5P_VA_SROMC,
+ .pfn = __phys_to_pfn(S5PV310_PA_SROMC),
+ .length = SZ_4K,
+ .type = MT_DEVICE,
},
};
diff --git a/arch/arm/mach-s5pv310/include/mach/map.h b/arch/arm/mach-s5pv310/include/mach/map.h
index 1429510..37294f1 100644
--- a/arch/arm/mach-s5pv310/include/mach/map.h
+++ b/arch/arm/mach-s5pv310/include/mach/map.h
@@ -25,6 +25,8 @@
#define S5PV310_PA_SYSRAM (0x02025000)
+#define S5PV310_PA_SROM_BANK(x) (0x04000000 + ((x) * 0x01000000))
+
#define S5PC210_PA_ONENAND (0x0C000000)
#define S5P_PA_ONENAND S5PC210_PA_ONENAND
@@ -58,6 +60,8 @@
#define S5PV310_PA_HSMMC(x) (0x12510000 + ((x) * 0x10000))
+#define S5PV310_PA_SROMC (0x12570000)
+
#define S5PV310_PA_UART (0x13800000)
#define S5P_PA_UART(x) (S5PV310_PA_UART + ((x) * S3C_UART_OFFSET))
diff --git a/arch/arm/mach-s5pv310/include/mach/regs-srom.h b/arch/arm/mach-s5pv310/include/mach/regs-srom.h
new file mode 100644
index 0000000..1898b3e
--- /dev/null
+++ b/arch/arm/mach-s5pv310/include/mach/regs-srom.h
@@ -0,0 +1,50 @@
+/* linux/arch/arm/mach-s5pv310/include/mach/regs-srom.h
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ *
+ * S5PV310 - SROMC register definitions
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_ARCH_REGS_SROM_H
+#define __ASM_ARCH_REGS_SROM_H __FILE__
+
+#include <mach/map.h>
+
+#define S5PV310_SROMREG(x) (S5P_VA_SROMC + (x))
+
+#define S5PV310_SROM_BW S5PV310_SROMREG(0x0)
+#define S5PV310_SROM_BC0 S5PV310_SROMREG(0x4)
+#define S5PV310_SROM_BC1 S5PV310_SROMREG(0x8)
+#define S5PV310_SROM_BC2 S5PV310_SROMREG(0xc)
+#define S5PV310_SROM_BC3 S5PV310_SROMREG(0x10)
+
+/* one register BW holds 4 x 4-bit packed settings for NCS0 - NCS3 */
+
+#define S5PV310_SROM_BW__DATAWIDTH__SHIFT 0
+#define S5PV310_SROM_BW__ADDRMODE__SHIFT 1
+#define S5PV310_SROM_BW__WAITENABLE__SHIFT 2
+#define S5PV310_SROM_BW__BYTEENABLE__SHIFT 3
+
+#define S5PV310_SROM_BW__CS_MASK 0xf
+
+#define S5PV310_SROM_BW__NCS0__SHIFT 0
+#define S5PV310_SROM_BW__NCS1__SHIFT 4
+#define S5PV310_SROM_BW__NCS2__SHIFT 8
+#define S5PV310_SROM_BW__NCS3__SHIFT 12
+
+/* applies to same to BCS0 - BCS3 */
+
+#define S5PV310_SROM_BCX__PMC__SHIFT 0
+#define S5PV310_SROM_BCX__TACP__SHIFT 4
+#define S5PV310_SROM_BCX__TCAH__SHIFT 8
+#define S5PV310_SROM_BCX__TCOH__SHIFT 12
+#define S5PV310_SROM_BCX__TACC__SHIFT 16
+#define S5PV310_SROM_BCX__TCOS__SHIFT 24
+#define S5PV310_SROM_BCX__TACS__SHIFT 28
+
+#endif /* __ASM_ARCH_REGS_SROM_H */
--
1.6.2.5
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