From 6d07917e3f9f109477ac3ed72485f87e54132cfd Mon Sep 17 00:00:00 2001 From: Stephen Boyd Date: Wed, 24 Jul 2013 13:54:28 -0700 Subject: ARM: msm: Move debug-macro.S to include/debug One more step to allowing MSM to participate in the multi-platform defconfig. Signed-off-by: Stephen Boyd [davidb: Comment cleanup requested by sboyd] Signed-off-by: David Brown --- arch/arm/Kconfig.debug | 9 ++- arch/arm/include/debug/msm.S | 93 +++++++++++++++++++++++++ arch/arm/mach-msm/include/mach/debug-macro.S | 65 ----------------- arch/arm/mach-msm/include/mach/msm_iomap-8960.h | 5 -- arch/arm/mach-msm/include/mach/msm_iomap-8x60.h | 5 -- arch/arm/mach-msm/include/mach/msm_iomap.h | 12 ---- arch/arm/mach-msm/include/mach/uncompress.h | 63 ----------------- arch/arm/mach-msm/io.c | 40 ++++++----- 8 files changed, 121 insertions(+), 171 deletions(-) create mode 100644 arch/arm/include/debug/msm.S delete mode 100644 arch/arm/mach-msm/include/mach/debug-macro.S delete mode 100644 arch/arm/mach-msm/include/mach/uncompress.h (limited to 'arch/arm') diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index e401a76..4a62a8d 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -777,6 +777,11 @@ config DEBUG_LL_INCLUDE DEBUG_IMX6SL_UART default "debug/keystone.S" if DEBUG_KEYSTONE_UART0 || \ DEBUG_KEYSTONE_UART1 + default "debug/msm.S" if DEBUG_MSM_UART1 || \ + DEBUG_MSM_UART2 || \ + DEBUG_MSM_UART3 || \ + DEBUG_MSM8660_UART || \ + DEBUG_MSM8960_UART default "debug/mvebu.S" if DEBUG_MVEBU_UART || \ DEBUG_MVEBU_UART_ALTERNATE default "debug/mxs.S" if DEBUG_IMX23_UART || DEBUG_IMX28_UART @@ -804,13 +809,13 @@ config DEBUG_LL_INCLUDE config DEBUG_UNCOMPRESS bool - default y if ARCH_MULTIPLATFORM && DEBUG_LL && \ + default y if (ARCH_MULTIPLATFORM || ARCH_MSM) && DEBUG_LL && \ !DEBUG_OMAP2PLUS_UART && \ !DEBUG_TEGRA_UART config UNCOMPRESS_INCLUDE string - default "debug/uncompress.h" if ARCH_MULTIPLATFORM + default "debug/uncompress.h" if ARCH_MULTIPLATFORM || ARCH_MSM default "mach/uncompress.h" config EARLY_PRINTK diff --git a/arch/arm/include/debug/msm.S b/arch/arm/include/debug/msm.S new file mode 100644 index 0000000..9166e1b --- /dev/null +++ b/arch/arm/include/debug/msm.S @@ -0,0 +1,93 @@ +/* + * + * Copyright (C) 2007 Google, Inc. + * Copyright (c) 2011, Code Aurora Forum. All rights reserved. + * Author: Brian Swetland + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * 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. + * + */ + +#if defined(CONFIG_ARCH_MSM7X00A) || defined(CONFIG_ARCH_QSD8X50) +#define MSM_UART1_PHYS 0xA9A00000 +#define MSM_UART2_PHYS 0xA9B00000 +#define MSM_UART3_PHYS 0xA9C00000 +#elif defined(CONFIG_ARCH_MSM7X30) +#define MSM_UART1_PHYS 0xACA00000 +#define MSM_UART2_PHYS 0xACB00000 +#define MSM_UART3_PHYS 0xACC00000 +#endif + +#if defined(CONFIG_DEBUG_MSM_UART1) +#define MSM_DEBUG_UART_BASE 0xE1000000 +#define MSM_DEBUG_UART_PHYS MSM_UART1_PHYS +#elif defined(CONFIG_DEBUG_MSM_UART2) +#define MSM_DEBUG_UART_BASE 0xE1000000 +#define MSM_DEBUG_UART_PHYS MSM_UART2_PHYS +#elif defined(CONFIG_DEBUG_MSM_UART3) +#define MSM_DEBUG_UART_BASE 0xE1000000 +#define MSM_DEBUG_UART_PHYS MSM_UART3_PHYS +#endif + +#ifdef CONFIG_DEBUG_MSM8660_UART +#define MSM_DEBUG_UART_BASE 0xF0040000 +#define MSM_DEBUG_UART_PHYS 0x19C40000 +#endif + +#ifdef CONFIG_DEBUG_MSM8960_UART +#define MSM_DEBUG_UART_BASE 0xF0040000 +#define MSM_DEBUG_UART_PHYS 0x16440000 +#endif + + .macro addruart, rp, rv, tmp +#ifdef MSM_DEBUG_UART_PHYS + ldr \rp, =MSM_DEBUG_UART_PHYS + ldr \rv, =MSM_DEBUG_UART_BASE +#endif + .endm + + .macro senduart, rd, rx +#ifdef CONFIG_MSM_HAS_DEBUG_UART_HS + @ Write the 1 character to UARTDM_TF + str \rd, [\rx, #0x70] +#else + str \rd, [\rx, #0x0C] +#endif + .endm + + .macro waituart, rd, rx +#ifdef CONFIG_MSM_HAS_DEBUG_UART_HS + @ check for TX_EMT in UARTDM_SR + ldr \rd, [\rx, #0x08] + tst \rd, #0x08 + bne 1002f + @ wait for TXREADY in UARTDM_ISR +1001: ldr \rd, [\rx, #0x14] + tst \rd, #0x80 + beq 1001b +1002: + @ Clear TX_READY by writing to the UARTDM_CR register + mov \rd, #0x300 + str \rd, [\rx, #0x10] + @ Write 0x1 to NCF register + mov \rd, #0x1 + str \rd, [\rx, #0x40] + @ UARTDM reg. Read to induce delay + ldr \rd, [\rx, #0x08] +#else + @ wait for TX_READY +1001: ldr \rd, [\rx, #0x08] + tst \rd, #0x04 + beq 1001b +#endif + .endm + + .macro busyuart, rd, rx + .endm diff --git a/arch/arm/mach-msm/include/mach/debug-macro.S b/arch/arm/mach-msm/include/mach/debug-macro.S deleted file mode 100644 index 0e05f88..0000000 --- a/arch/arm/mach-msm/include/mach/debug-macro.S +++ /dev/null @@ -1,65 +0,0 @@ -/* - * - * Copyright (C) 2007 Google, Inc. - * Copyright (c) 2011, Code Aurora Forum. All rights reserved. - * Author: Brian Swetland - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * 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. - * - */ - -#include -#include - - .macro addruart, rp, rv, tmp -#ifdef MSM_DEBUG_UART_PHYS - ldr \rp, =MSM_DEBUG_UART_PHYS - ldr \rv, =MSM_DEBUG_UART_BASE -#endif - .endm - - .macro senduart, rd, rx -#ifdef CONFIG_MSM_HAS_DEBUG_UART_HS - @ Write the 1 character to UARTDM_TF - str \rd, [\rx, #0x70] -#else - str \rd, [\rx, #0x0C] -#endif - .endm - - .macro waituart, rd, rx -#ifdef CONFIG_MSM_HAS_DEBUG_UART_HS - @ check for TX_EMT in UARTDM_SR - ldr \rd, [\rx, #0x08] - tst \rd, #0x08 - bne 1002f - @ wait for TXREADY in UARTDM_ISR -1001: ldr \rd, [\rx, #0x14] - tst \rd, #0x80 - beq 1001b -1002: - @ Clear TX_READY by writing to the UARTDM_CR register - mov \rd, #0x300 - str \rd, [\rx, #0x10] - @ Write 0x1 to NCF register - mov \rd, #0x1 - str \rd, [\rx, #0x40] - @ UARTDM reg. Read to induce delay - ldr \rd, [\rx, #0x08] -#else - @ wait for TX_READY -1001: ldr \rd, [\rx, #0x08] - tst \rd, #0x04 - beq 1001b -#endif - .endm - - .macro busyuart, rd, rx - .endm diff --git a/arch/arm/mach-msm/include/mach/msm_iomap-8960.h b/arch/arm/mach-msm/include/mach/msm_iomap-8960.h index 7bca8d7..396958b 100644 --- a/arch/arm/mach-msm/include/mach/msm_iomap-8960.h +++ b/arch/arm/mach-msm/include/mach/msm_iomap-8960.h @@ -38,9 +38,4 @@ #define MSM8960_TMR0_PHYS 0x0208A000 #define MSM8960_TMR0_SIZE SZ_4K -#ifdef CONFIG_DEBUG_MSM8960_UART -#define MSM_DEBUG_UART_BASE 0xF0040000 -#define MSM_DEBUG_UART_PHYS 0x16440000 -#endif - #endif diff --git a/arch/arm/mach-msm/include/mach/msm_iomap-8x60.h b/arch/arm/mach-msm/include/mach/msm_iomap-8x60.h index 4f57b43..dede6aa 100644 --- a/arch/arm/mach-msm/include/mach/msm_iomap-8x60.h +++ b/arch/arm/mach-msm/include/mach/msm_iomap-8x60.h @@ -41,9 +41,4 @@ #define MSM8X60_TMR0_PHYS 0x02040000 #define MSM8X60_TMR0_SIZE SZ_4K -#ifdef CONFIG_DEBUG_MSM8660_UART -#define MSM_DEBUG_UART_BASE 0xF0040000 -#define MSM_DEBUG_UART_PHYS 0x19C40000 -#endif - #endif diff --git a/arch/arm/mach-msm/include/mach/msm_iomap.h b/arch/arm/mach-msm/include/mach/msm_iomap.h index c56e81f..0b36c42 100644 --- a/arch/arm/mach-msm/include/mach/msm_iomap.h +++ b/arch/arm/mach-msm/include/mach/msm_iomap.h @@ -48,18 +48,6 @@ #include "msm_iomap-8x60.h" #include "msm_iomap-8960.h" -#define MSM_DEBUG_UART_SIZE SZ_4K -#if defined(CONFIG_DEBUG_MSM_UART1) -#define MSM_DEBUG_UART_BASE 0xE1000000 -#define MSM_DEBUG_UART_PHYS MSM_UART1_PHYS -#elif defined(CONFIG_DEBUG_MSM_UART2) -#define MSM_DEBUG_UART_BASE 0xE1000000 -#define MSM_DEBUG_UART_PHYS MSM_UART2_PHYS -#elif defined(CONFIG_DEBUG_MSM_UART3) -#define MSM_DEBUG_UART_BASE 0xE1000000 -#define MSM_DEBUG_UART_PHYS MSM_UART3_PHYS -#endif - /* Virtual addresses shared across all MSM targets. */ #define MSM_CSR_BASE IOMEM(0xE0001000) #define MSM_TMR_BASE IOMEM(0xF0200000) diff --git a/arch/arm/mach-msm/include/mach/uncompress.h b/arch/arm/mach-msm/include/mach/uncompress.h deleted file mode 100644 index 9432487..0000000 --- a/arch/arm/mach-msm/include/mach/uncompress.h +++ /dev/null @@ -1,63 +0,0 @@ -/* - * Copyright (C) 2007 Google, Inc. - * Copyright (c) 2011, Code Aurora Forum. All rights reserved. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * 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. - * - */ - -#ifndef __ASM_ARCH_MSM_UNCOMPRESS_H -#define __ASM_ARCH_MSM_UNCOMPRESS_H - -#include -#include -#include - -#define UART_CSR (*(volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x08)) -#define UART_TF (*(volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x0c)) - -#define UART_DM_SR (*((volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x08))) -#define UART_DM_CR (*((volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x10))) -#define UART_DM_ISR (*((volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x14))) -#define UART_DM_NCHAR (*((volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x40))) -#define UART_DM_TF (*((volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x70))) - -static void putc(int c) -{ -#if defined(MSM_DEBUG_UART_PHYS) -#ifdef CONFIG_MSM_HAS_DEBUG_UART_HS - /* - * Wait for TX_READY to be set; but skip it if we have a - * TX underrun. - */ - if (!(UART_DM_SR & 0x08)) - while (!(UART_DM_ISR & 0x80)) - cpu_relax(); - - UART_DM_CR = 0x300; - UART_DM_NCHAR = 0x1; - UART_DM_TF = c; -#else - while (!(UART_CSR & 0x04)) - cpu_relax(); - UART_TF = c; -#endif -#endif -} - -static inline void flush(void) -{ -} - -static inline void arch_decomp_setup(void) -{ -} - -#endif diff --git a/arch/arm/mach-msm/io.c b/arch/arm/mach-msm/io.c index 4a1a222..fe7c854 100644 --- a/arch/arm/mach-msm/io.c +++ b/arch/arm/mach-msm/io.c @@ -52,26 +52,38 @@ static struct map_desc msm_io_desc[] __initdata = { MSM_CHIP_DEVICE_TYPE(GPIO1, MSM7X00, MT_DEVICE_NONSHARED), MSM_CHIP_DEVICE_TYPE(GPIO2, MSM7X00, MT_DEVICE_NONSHARED), MSM_DEVICE_TYPE(CLK_CTL, MT_DEVICE_NONSHARED), -#if defined(CONFIG_DEBUG_MSM_UART1) || defined(CONFIG_DEBUG_MSM_UART2) || \ - defined(CONFIG_DEBUG_MSM_UART3) - MSM_DEVICE_TYPE(DEBUG_UART, MT_DEVICE_NONSHARED), -#endif { .virtual = (unsigned long) MSM_SHARED_RAM_BASE, .pfn = __phys_to_pfn(MSM_SHARED_RAM_PHYS), .length = MSM_SHARED_RAM_SIZE, .type = MT_DEVICE, }, +#if defined(CONFIG_DEBUG_MSM_UART1) || defined(CONFIG_DEBUG_MSM_UART2) || \ + defined(CONFIG_DEBUG_MSM_UART3) + { + /* Must be last: virtual and pfn filled in by debug_ll_addr() */ + .length = SZ_4K, + .type = MT_DEVICE_NONSHARED, + } +#endif }; void __init msm_map_common_io(void) { + size_t size = ARRAY_SIZE(msm_io_desc); + /* Make sure the peripheral register window is closed, since * we will use PTE flags (TEX[1]=1,B=0,C=1) to determine which * pages are peripheral interface or not. */ asm("mcr p15, 0, %0, c15, c2, 4" : : "r" (0)); - iotable_init(msm_io_desc, ARRAY_SIZE(msm_io_desc)); +#if defined(CONFIG_DEBUG_MSM_UART1) || defined(CONFIG_DEBUG_MSM_UART2) || \ + defined(CONFIG_DEBUG_MSM_UART3) + debug_ll_addr(&msm_io_desc[size - 1].pfn, + &msm_io_desc[size - 1].virtual); + msm_io_desc[size - 1].pfn = __phys_to_pfn(msm_io_desc[size - 1].pfn); +#endif + iotable_init(msm_io_desc, size); } #endif @@ -87,10 +99,6 @@ static struct map_desc qsd8x50_io_desc[] __initdata = { MSM_DEVICE(SCPLL), MSM_DEVICE(AD5), MSM_DEVICE(MDC), -#if defined(CONFIG_DEBUG_MSM_UART1) || defined(CONFIG_DEBUG_MSM_UART2) || \ - defined(CONFIG_DEBUG_MSM_UART3) - MSM_DEVICE(DEBUG_UART), -#endif { .virtual = (unsigned long) MSM_SHARED_RAM_BASE, .pfn = __phys_to_pfn(MSM_SHARED_RAM_PHYS), @@ -101,6 +109,7 @@ static struct map_desc qsd8x50_io_desc[] __initdata = { void __init msm_map_qsd8x50_io(void) { + debug_ll_io_init(); iotable_init(qsd8x50_io_desc, ARRAY_SIZE(qsd8x50_io_desc)); } #endif /* CONFIG_ARCH_QSD8X50 */ @@ -109,13 +118,11 @@ void __init msm_map_qsd8x50_io(void) static struct map_desc msm8x60_io_desc[] __initdata = { MSM_CHIP_DEVICE(TMR, MSM8X60), MSM_CHIP_DEVICE(TMR0, MSM8X60), -#ifdef CONFIG_DEBUG_MSM8660_UART - MSM_DEVICE(DEBUG_UART), -#endif }; void __init msm_map_msm8x60_io(void) { + debug_ll_io_init(); iotable_init(msm8x60_io_desc, ARRAY_SIZE(msm8x60_io_desc)); } #endif /* CONFIG_ARCH_MSM8X60 */ @@ -124,13 +131,11 @@ void __init msm_map_msm8x60_io(void) static struct map_desc msm8960_io_desc[] __initdata = { MSM_CHIP_DEVICE(TMR, MSM8960), MSM_CHIP_DEVICE(TMR0, MSM8960), -#ifdef CONFIG_DEBUG_MSM8960_UART - MSM_DEVICE(DEBUG_UART), -#endif }; void __init msm_map_msm8960_io(void) { + debug_ll_io_init(); iotable_init(msm8960_io_desc, ARRAY_SIZE(msm8960_io_desc)); } #endif /* CONFIG_ARCH_MSM8960 */ @@ -150,10 +155,6 @@ static struct map_desc msm7x30_io_desc[] __initdata = { MSM_DEVICE(SAW), MSM_DEVICE(GCC), MSM_DEVICE(TCSR), -#if defined(CONFIG_DEBUG_MSM_UART1) || defined(CONFIG_DEBUG_MSM_UART2) || \ - defined(CONFIG_DEBUG_MSM_UART3) - MSM_DEVICE(DEBUG_UART), -#endif { .virtual = (unsigned long) MSM_SHARED_RAM_BASE, .pfn = __phys_to_pfn(MSM_SHARED_RAM_PHYS), @@ -164,6 +165,7 @@ static struct map_desc msm7x30_io_desc[] __initdata = { void __init msm_map_msm7x30_io(void) { + debug_ll_io_init(); iotable_init(msm7x30_io_desc, ARRAY_SIZE(msm7x30_io_desc)); } #endif /* CONFIG_ARCH_MSM7X30 */ -- cgit v1.1