diff options
| author | Hao Zhang <hzhang@ti.com> | 2014-07-16 00:59:24 +0300 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2014-07-25 16:26:11 -0400 |
| commit | 20187fd11c37226fac8661bbac96ddd4fdf507b1 (patch) | |
| tree | a44f40207f8bc097ac8a3af82f1db40ea9b6ce14 | |
| parent | 4dca7f0acc88708100a2b25b019befc9eea02f45 (diff) | |
| download | blackbird-obmc-uboot-20187fd11c37226fac8661bbac96ddd4fdf507b1.tar.gz blackbird-obmc-uboot-20187fd11c37226fac8661bbac96ddd4fdf507b1.zip | |
ARM: keystone2: add MSMC cache coherency support for K2E SOC
This patch adds Keystone2 K2E SOC specific code to support
MSMC cache coherency. Also create header file for msmc to hold
its API.
Acked-by: Murali Karicheri <m-karicheri2@ti.com>
Signed-off-by: Hao Zhang <hzhang@ti.com>
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>
| -rw-r--r-- | arch/arm/cpu/armv7/keystone/init.c | 12 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/keystone/msmc.c | 4 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-keystone/hardware.h | 1 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-keystone/msmc.h | 17 |
4 files changed, 26 insertions, 8 deletions
diff --git a/arch/arm/cpu/armv7/keystone/init.c b/arch/arm/cpu/armv7/keystone/init.c index f4c293aa89..a8f8aee8ab 100644 --- a/arch/arm/cpu/armv7/keystone/init.c +++ b/arch/arm/cpu/armv7/keystone/init.c @@ -10,6 +10,7 @@ #include <common.h> #include <ns16550.h> #include <asm/io.h> +#include <asm/arch/msmc.h> #include <asm/arch/clock.h> #include <asm/arch/hardware.h> @@ -24,11 +25,12 @@ int arch_cpu_init(void) chip_configuration_unlock(); icache_enable(); -#ifdef CONFIG_SOC_K2HK - share_all_segments(8); - share_all_segments(9); - share_all_segments(10); /* QM PDSP */ - share_all_segments(11); /* PCIE */ + msmc_share_all_segments(8); /* TETRIS */ + msmc_share_all_segments(9); /* NETCP */ + msmc_share_all_segments(10); /* QM PDSP */ + msmc_share_all_segments(11); /* PCIE 0 */ +#ifdef CONFIG_SOC_K2E + msmc_share_all_segments(13); /* PCIE 1 */ #endif /* diff --git a/arch/arm/cpu/armv7/keystone/msmc.c b/arch/arm/cpu/armv7/keystone/msmc.c index af858fa758..7d8e5978df 100644 --- a/arch/arm/cpu/armv7/keystone/msmc.c +++ b/arch/arm/cpu/armv7/keystone/msmc.c @@ -8,7 +8,7 @@ */ #include <common.h> -#include <asm/arch/hardware.h> +#include <asm/arch/msmc.h> struct mpax { u32 mpaxl; @@ -56,7 +56,7 @@ struct msms_regs { }; -void share_all_segments(int priv_id) +void msmc_share_all_segments(int priv_id) { struct msms_regs *msmc = (struct msms_regs *)KS2_MSMC_CTRL_BASE; int j; diff --git a/arch/arm/include/asm/arch-keystone/hardware.h b/arch/arm/include/asm/arch-keystone/hardware.h index 9c86b695b4..bcfb5517ea 100644 --- a/arch/arm/include/asm/arch-keystone/hardware.h +++ b/arch/arm/include/asm/arch-keystone/hardware.h @@ -180,7 +180,6 @@ static inline int cpu_revision(void) return rev; } -void share_all_segments(int priv_id); int cpu_to_bus(u32 *ptr, u32 length); void sdelay(unsigned long); diff --git a/arch/arm/include/asm/arch-keystone/msmc.h b/arch/arm/include/asm/arch-keystone/msmc.h new file mode 100644 index 0000000000..c320db5b65 --- /dev/null +++ b/arch/arm/include/asm/arch-keystone/msmc.h @@ -0,0 +1,17 @@ +/* + * MSMC controller + * + * (C) Copyright 2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _MSMC_H_ +#define _MSMC_H_ + +#include <asm/arch/hardware.h> + +void msmc_share_all_segments(int priv_id); + +#endif |
