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authorRussell King <rmk+kernel@arm.linux.org.uk>2010-08-11 02:17:52 +0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2010-08-11 02:17:52 +0400
commit0b019a41553a919965bb02d07d54e3e6c57a796d (patch)
tree6e329b4159b440d2aac5200a5c07103fe261c096 /arch/arm/plat-s5p/include
parent5f6878b0d22f9b93f9698f88c335007e2a3c3bbc (diff)
parent054d5c9238f3c577ad51195c3ee7803613f322cc (diff)
downloadlinux-0b019a41553a919965bb02d07d54e3e6c57a796d.tar.xz
Merge branches 'master' and 'devel' into for-linus
Conflicts: arch/arm/Kconfig arch/arm/mm/Kconfig
Diffstat (limited to 'arch/arm/plat-s5p/include')
-rw-r--r--arch/arm/plat-s5p/include/plat/map-s5p.h23
-rw-r--r--arch/arm/plat-s5p/include/plat/pll.h41
-rw-r--r--arch/arm/plat-s5p/include/plat/reset.h16
-rw-r--r--arch/arm/plat-s5p/include/plat/s5pv310.h34
-rw-r--r--arch/arm/plat-s5p/include/plat/system-reset.h31
5 files changed, 141 insertions, 4 deletions
diff --git a/arch/arm/plat-s5p/include/plat/map-s5p.h b/arch/arm/plat-s5p/include/plat/map-s5p.h
index 14828521f70c..54e9fb9d315e 100644
--- a/arch/arm/plat-s5p/include/plat/map-s5p.h
+++ b/arch/arm/plat-s5p/include/plat/map-s5p.h
@@ -18,12 +18,27 @@
#define S5P_VA_SYSTIMER S3C_ADDR(0x01200000)
#define S5P_VA_SROMC S3C_ADDR(0x01100000)
-#define S5P_VA_UART0 (S3C_VA_UART + 0x0)
-#define S5P_VA_UART1 (S3C_VA_UART + 0x400)
-#define S5P_VA_UART2 (S3C_VA_UART + 0x800)
-#define S5P_VA_UART3 (S3C_VA_UART + 0xC00)
+#define S5P_VA_COMBINER_BASE S3C_ADDR(0x00600000)
+#define S5P_VA_COMBINER(x) (S5P_VA_COMBINER_BASE + ((x) >> 2) * 0x10)
+#define S5P_VA_COREPERI_BASE S3C_ADDR(0x00800000)
+#define S5P_VA_COREPERI(x) (S5P_VA_COREPERI_BASE + (x))
+#define S5P_VA_SCU S5P_VA_COREPERI(0x0)
+#define S5P_VA_GIC_CPU S5P_VA_COREPERI(0x100)
+#define S5P_VA_TWD S5P_VA_COREPERI(0x600)
+#define S5P_VA_GIC_DIST S5P_VA_COREPERI(0x1000)
+
+#define S5P_VA_L2CC S3C_ADDR(0x00900000)
+
+#define S5P_VA_UART(x) (S3C_VA_UART + ((x) * S3C_UART_OFFSET))
+#define S5P_VA_UART0 S5P_VA_UART(0)
+#define S5P_VA_UART1 S5P_VA_UART(1)
+#define S5P_VA_UART2 S5P_VA_UART(2)
+#define S5P_VA_UART3 S5P_VA_UART(3)
+
+#ifndef S3C_UART_OFFSET
#define S3C_UART_OFFSET (0x400)
+#endif
#define VA_VIC(x) (S3C_VA_IRQ + ((x) * 0x10000))
#define VA_VIC0 VA_VIC(0)
diff --git a/arch/arm/plat-s5p/include/plat/pll.h b/arch/arm/plat-s5p/include/plat/pll.h
index 7db322726bc2..4e8fe08cb70d 100644
--- a/arch/arm/plat-s5p/include/plat/pll.h
+++ b/arch/arm/plat-s5p/include/plat/pll.h
@@ -46,6 +46,47 @@ static inline unsigned long s5p_get_pll45xx(unsigned long baseclk, u32 pll_con,
return (unsigned long)fvco;
}
+#define PLL46XX_KDIV_MASK (0xFFFF)
+#define PLL46XX_MDIV_MASK (0x1FF)
+#define PLL46XX_PDIV_MASK (0x3F)
+#define PLL46XX_SDIV_MASK (0x7)
+#define PLL46XX_MDIV_SHIFT (16)
+#define PLL46XX_PDIV_SHIFT (8)
+#define PLL46XX_SDIV_SHIFT (0)
+
+enum pll46xx_type_t {
+ pll_4600,
+ pll_4650,
+};
+
+static inline unsigned long s5p_get_pll46xx(unsigned long baseclk,
+ u32 pll_con0, u32 pll_con1,
+ enum pll46xx_type_t pll_type)
+{
+ unsigned long result;
+ u32 mdiv, pdiv, sdiv, kdiv;
+ u64 tmp;
+
+ mdiv = (pll_con0 >> PLL46XX_MDIV_SHIFT) & PLL46XX_MDIV_MASK;
+ pdiv = (pll_con0 >> PLL46XX_PDIV_SHIFT) & PLL46XX_PDIV_MASK;
+ sdiv = (pll_con0 >> PLL46XX_SDIV_SHIFT) & PLL46XX_SDIV_MASK;
+ kdiv = pll_con1 & PLL46XX_KDIV_MASK;
+
+ tmp = baseclk;
+
+ if (pll_type == pll_4600) {
+ tmp *= (mdiv << 16) + kdiv;
+ do_div(tmp, (pdiv << sdiv));
+ result = tmp >> 16;
+ } else {
+ tmp *= (mdiv << 10) + kdiv;
+ do_div(tmp, (pdiv << sdiv));
+ result = tmp >> 10;
+ }
+
+ return result;
+}
+
#define PLL90XX_MDIV_MASK (0xFF)
#define PLL90XX_PDIV_MASK (0x3F)
#define PLL90XX_SDIV_MASK (0x7)
diff --git a/arch/arm/plat-s5p/include/plat/reset.h b/arch/arm/plat-s5p/include/plat/reset.h
new file mode 100644
index 000000000000..335e97812eed
--- /dev/null
+++ b/arch/arm/plat-s5p/include/plat/reset.h
@@ -0,0 +1,16 @@
+/* linux/arch/arm/plat-s5p/include/plat/reset.h
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com/
+ *
+ * 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_PLAT_S5P_RESET_H
+#define __ASM_PLAT_S5P_RESET_H __FILE__
+
+extern void (*s5p_reset_hook)(void);
+
+#endif /* __ASM_PLAT_S5P_RESET_H */
diff --git a/arch/arm/plat-s5p/include/plat/s5pv310.h b/arch/arm/plat-s5p/include/plat/s5pv310.h
new file mode 100644
index 000000000000..769c991ceb37
--- /dev/null
+++ b/arch/arm/plat-s5p/include/plat/s5pv310.h
@@ -0,0 +1,34 @@
+/* linux/arch/arm/plat-s5p/include/plat/s5pv310.h
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com/
+ *
+ * Header file for s5pv310 cpu support
+ *
+ * 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.
+*/
+
+/* Common init code for S5PV310 related SoCs */
+
+extern void s5pv310_common_init_uarts(struct s3c2410_uartcfg *cfg, int no);
+extern void s5pv310_register_clocks(void);
+extern void s5pv310_setup_clocks(void);
+
+#ifdef CONFIG_CPU_S5PV310
+
+extern int s5pv310_init(void);
+extern void s5pv310_init_irq(void);
+extern void s5pv310_map_io(void);
+extern void s5pv310_init_clocks(int xtal);
+extern struct sys_timer s5pv310_timer;
+
+#define s5pv310_init_uarts s5pv310_common_init_uarts
+
+#else
+#define s5pv310_init_clocks NULL
+#define s5pv310_init_uarts NULL
+#define s5pv310_map_io NULL
+#define s5pv310_init NULL
+#endif
diff --git a/arch/arm/plat-s5p/include/plat/system-reset.h b/arch/arm/plat-s5p/include/plat/system-reset.h
new file mode 100644
index 000000000000..f307f34e6422
--- /dev/null
+++ b/arch/arm/plat-s5p/include/plat/system-reset.h
@@ -0,0 +1,31 @@
+/* linux/arch/arm/plat-s5p/include/plat/system-reset.h
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ *
+ * Based on arch/arm/mach-s3c2410/include/mach/system-reset.h
+ *
+ * S5P - System define for arch_reset()
+ *
+ * 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.
+*/
+
+#include <plat/watchdog-reset.h>
+
+void (*s5p_reset_hook)(void);
+
+static void arch_reset(char mode, const char *cmd)
+{
+ /* SWRESET support in s5p_reset_hook() */
+
+ if (s5p_reset_hook)
+ s5p_reset_hook();
+
+ /* Perform reset using Watchdog reset
+ * if there is no s5p_reset_hook()
+ */
+
+ arch_wdt_reset();
+}