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author | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-08-11 02:17:52 +0400 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-08-11 02:17:52 +0400 |
commit | 0b019a41553a919965bb02d07d54e3e6c57a796d (patch) | |
tree | 6e329b4159b440d2aac5200a5c07103fe261c096 /arch/arm/plat-s5p/include | |
parent | 5f6878b0d22f9b93f9698f88c335007e2a3c3bbc (diff) | |
parent | 054d5c9238f3c577ad51195c3ee7803613f322cc (diff) | |
download | linux-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.h | 23 | ||||
-rw-r--r-- | arch/arm/plat-s5p/include/plat/pll.h | 41 | ||||
-rw-r--r-- | arch/arm/plat-s5p/include/plat/reset.h | 16 | ||||
-rw-r--r-- | arch/arm/plat-s5p/include/plat/s5pv310.h | 34 | ||||
-rw-r--r-- | arch/arm/plat-s5p/include/plat/system-reset.h | 31 |
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(); +} |