| /* arch/arm/mach-msm/io.c |
| * |
| * MSM7K, QSD io support |
| * |
| * Copyright (C) 2007 Google, Inc. |
| * Copyright (c) 2008-2011, Code Aurora Forum. All rights reserved. |
| * Author: Brian Swetland <swetland@google.com> |
| * |
| * 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 <linux/kernel.h> |
| #include <linux/init.h> |
| #include <linux/io.h> |
| #include <linux/module.h> |
| |
| #include <mach/hardware.h> |
| #include <asm/page.h> |
| #include <mach/msm_iomap.h> |
| #include <asm/mach/map.h> |
| |
| #include <mach/board.h> |
| |
| #define MSM_CHIP_DEVICE(name, chip) { \ |
| .virtual = (unsigned long) MSM_##name##_BASE, \ |
| .pfn = __phys_to_pfn(chip##_##name##_PHYS), \ |
| .length = chip##_##name##_SIZE, \ |
| .type = MT_DEVICE_NONSHARED, \ |
| } |
| |
| #define MSM_DEVICE(name) MSM_CHIP_DEVICE(name, MSM) |
| |
| /* msm_shared_ram_phys default value of 0x00100000 is the most common value |
| * and should work as-is for any target without stacked memory. |
| */ |
| unsigned int msm_shared_ram_phys = 0x00100000; |
| |
| static void msm_map_io(struct map_desc *io_desc, int size) |
| { |
| int i; |
| |
| BUG_ON(!size); |
| for (i = 0; i < size; i++) |
| if (io_desc[i].virtual == (unsigned long)MSM_SHARED_RAM_BASE) |
| io_desc[i].pfn = __phys_to_pfn(msm_shared_ram_phys); |
| |
| iotable_init(io_desc, size); |
| } |
| |
| #if defined(CONFIG_ARCH_MSM7X01A) || defined(CONFIG_ARCH_MSM7X27) \ |
| || defined(CONFIG_ARCH_MSM7X25) |
| static struct map_desc msm_io_desc[] __initdata = { |
| MSM_DEVICE(VIC), |
| MSM_DEVICE(CSR), |
| MSM_DEVICE(TMR), |
| MSM_DEVICE(GPIO1), |
| MSM_DEVICE(GPIO2), |
| MSM_DEVICE(CLK_CTL), |
| 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 |
| #ifdef CONFIG_CACHE_L2X0 |
| { |
| .virtual = (unsigned long) MSM_L2CC_BASE, |
| .pfn = __phys_to_pfn(MSM_L2CC_PHYS), |
| .length = MSM_L2CC_SIZE, |
| .type = MT_DEVICE, |
| }, |
| #endif |
| { |
| .virtual = (unsigned long) MSM_SHARED_RAM_BASE, |
| .length = MSM_SHARED_RAM_SIZE, |
| .type = MT_DEVICE, |
| }, |
| }; |
| |
| void __init msm_map_common_io(void) |
| { |
| /*Peripheral port memory remap, nothing looks to be there for |
| * cortex a5. |
| */ |
| #ifndef CONFIG_ARCH_MSM_CORTEX_A5 |
| /* 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)); |
| #endif |
| msm_map_io(msm_io_desc, ARRAY_SIZE(msm_io_desc)); |
| } |
| #endif |
| |
| #ifdef CONFIG_ARCH_QSD8X50 |
| static struct map_desc qsd8x50_io_desc[] __initdata = { |
| MSM_DEVICE(VIC), |
| MSM_DEVICE(CSR), |
| MSM_DEVICE(TMR), |
| MSM_DEVICE(GPIO1), |
| MSM_DEVICE(GPIO2), |
| MSM_DEVICE(CLK_CTL), |
| MSM_DEVICE(SIRC), |
| MSM_DEVICE(SCPLL), |
| MSM_DEVICE(AD5), |
| MSM_DEVICE(MDC), |
| 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, |
| .length = MSM_SHARED_RAM_SIZE, |
| .type = MT_DEVICE, |
| }, |
| }; |
| |
| void __init msm_map_qsd8x50_io(void) |
| { |
| msm_map_io(qsd8x50_io_desc, ARRAY_SIZE(qsd8x50_io_desc)); |
| } |
| #endif /* CONFIG_ARCH_QSD8X50 */ |
| |
| #ifdef CONFIG_ARCH_MSM8X60 |
| static struct map_desc msm8x60_io_desc[] __initdata = { |
| MSM_DEVICE(QGIC_DIST), |
| MSM_DEVICE(QGIC_CPU), |
| MSM_DEVICE(TMR), |
| MSM_DEVICE(TMR0), |
| MSM_DEVICE(RPM_MPM), |
| MSM_DEVICE(ACC), |
| MSM_DEVICE(ACC0), |
| MSM_DEVICE(ACC1), |
| MSM_DEVICE(SAW0), |
| MSM_DEVICE(SAW1), |
| MSM_DEVICE(GCC), |
| MSM_DEVICE(TLMM), |
| MSM_DEVICE(SCPLL), |
| MSM_DEVICE(RPM), |
| MSM_DEVICE(CLK_CTL), |
| MSM_DEVICE(MMSS_CLK_CTL), |
| MSM_DEVICE(LPASS_CLK_CTL), |
| MSM_DEVICE(TCSR), |
| MSM_DEVICE(IMEM), |
| MSM_DEVICE(HDMI), |
| #ifdef CONFIG_DEBUG_MSM8660_UART |
| MSM_DEVICE(DEBUG_UART), |
| #endif |
| MSM_DEVICE(SIC_NON_SECURE), |
| { |
| .virtual = (unsigned long) MSM_SHARED_RAM_BASE, |
| .length = MSM_SHARED_RAM_SIZE, |
| .type = MT_DEVICE, |
| }, |
| MSM_DEVICE(QFPROM), |
| }; |
| |
| void __init msm_map_msm8x60_io(void) |
| { |
| msm_map_io(msm8x60_io_desc, ARRAY_SIZE(msm8x60_io_desc)); |
| } |
| #endif /* CONFIG_ARCH_MSM8X60 */ |
| |
| #ifdef CONFIG_ARCH_MSM8960 |
| static struct map_desc msm8960_io_desc[] __initdata = { |
| MSM_CHIP_DEVICE(QGIC_DIST, MSM8960), |
| MSM_CHIP_DEVICE(QGIC_CPU, MSM8960), |
| MSM_CHIP_DEVICE(ACC0, MSM8960), |
| MSM_CHIP_DEVICE(ACC1, MSM8960), |
| MSM_CHIP_DEVICE(TMR, MSM8960), |
| MSM_CHIP_DEVICE(TMR0, MSM8960), |
| MSM_CHIP_DEVICE(RPM_MPM, MSM8960), |
| MSM_CHIP_DEVICE(CLK_CTL, MSM8960), |
| MSM_CHIP_DEVICE(MMSS_CLK_CTL, MSM8960), |
| MSM_CHIP_DEVICE(LPASS_CLK_CTL, MSM8960), |
| MSM_CHIP_DEVICE(RPM, MSM8960), |
| MSM_CHIP_DEVICE(TLMM, MSM8960), |
| MSM_CHIP_DEVICE(HFPLL, MSM8960), |
| MSM_CHIP_DEVICE(SAW0, MSM8960), |
| MSM_CHIP_DEVICE(SAW1, MSM8960), |
| MSM_CHIP_DEVICE(SAW_L2, MSM8960), |
| MSM_CHIP_DEVICE(SIC_NON_SECURE, MSM8960), |
| MSM_CHIP_DEVICE(APCS_GCC, MSM8960), |
| MSM_CHIP_DEVICE(IMEM, MSM8960), |
| MSM_CHIP_DEVICE(HDMI, MSM8960), |
| { |
| .virtual = (unsigned long) MSM_SHARED_RAM_BASE, |
| .length = MSM_SHARED_RAM_SIZE, |
| .type = MT_DEVICE, |
| }, |
| #ifdef CONFIG_DEBUG_MSM8960_UART |
| MSM_DEVICE(DEBUG_UART), |
| #endif |
| MSM_CHIP_DEVICE(QFPROM, MSM8960), |
| }; |
| |
| void __init msm_map_msm8960_io(void) |
| { |
| msm_map_io(msm8960_io_desc, ARRAY_SIZE(msm8960_io_desc)); |
| } |
| #endif /* CONFIG_ARCH_MSM8960 */ |
| |
| #ifdef CONFIG_ARCH_MSM8930 |
| static struct map_desc msm8930_io_desc[] __initdata = { |
| MSM_CHIP_DEVICE(QGIC_DIST, MSM8930), |
| MSM_CHIP_DEVICE(QGIC_CPU, MSM8930), |
| MSM_CHIP_DEVICE(ACC0, MSM8930), |
| MSM_CHIP_DEVICE(ACC1, MSM8930), |
| MSM_CHIP_DEVICE(TMR, MSM8930), |
| MSM_CHIP_DEVICE(TMR0, MSM8930), |
| MSM_CHIP_DEVICE(RPM_MPM, MSM8930), |
| MSM_CHIP_DEVICE(CLK_CTL, MSM8930), |
| MSM_CHIP_DEVICE(MMSS_CLK_CTL, MSM8930), |
| MSM_CHIP_DEVICE(LPASS_CLK_CTL, MSM8930), |
| MSM_CHIP_DEVICE(RPM, MSM8930), |
| MSM_CHIP_DEVICE(TLMM, MSM8930), |
| MSM_CHIP_DEVICE(HFPLL, MSM8930), |
| MSM_CHIP_DEVICE(SAW0, MSM8930), |
| MSM_CHIP_DEVICE(SAW1, MSM8930), |
| MSM_CHIP_DEVICE(SAW_L2, MSM8930), |
| MSM_CHIP_DEVICE(SIC_NON_SECURE, MSM8930), |
| MSM_CHIP_DEVICE(APCS_GCC, MSM8930), |
| MSM_CHIP_DEVICE(IMEM, MSM8930), |
| MSM_CHIP_DEVICE(HDMI, MSM8930), |
| { |
| .virtual = (unsigned long) MSM_SHARED_RAM_BASE, |
| .length = MSM_SHARED_RAM_SIZE, |
| .type = MT_DEVICE, |
| }, |
| #ifdef CONFIG_DEBUG_MSM8930_UART |
| MSM_DEVICE(DEBUG_UART), |
| #endif |
| MSM_CHIP_DEVICE(QFPROM, MSM8930), |
| }; |
| |
| void __init msm_map_msm8930_io(void) |
| { |
| msm_map_io(msm8930_io_desc, ARRAY_SIZE(msm8930_io_desc)); |
| } |
| #endif /* CONFIG_ARCH_MSM8930 */ |
| |
| #ifdef CONFIG_ARCH_APQ8064 |
| static struct map_desc apq8064_io_desc[] __initdata = { |
| MSM_CHIP_DEVICE(QGIC_DIST, APQ8064), |
| MSM_CHIP_DEVICE(QGIC_CPU, APQ8064), |
| MSM_CHIP_DEVICE(TMR, APQ8064), |
| MSM_CHIP_DEVICE(TMR0, APQ8064), |
| MSM_CHIP_DEVICE(TLMM, APQ8064), |
| MSM_CHIP_DEVICE(ACC0, APQ8064), |
| MSM_CHIP_DEVICE(ACC1, APQ8064), |
| MSM_CHIP_DEVICE(ACC2, APQ8064), |
| MSM_CHIP_DEVICE(ACC3, APQ8064), |
| MSM_CHIP_DEVICE(HFPLL, APQ8064), |
| MSM_CHIP_DEVICE(CLK_CTL, APQ8064), |
| MSM_CHIP_DEVICE(MMSS_CLK_CTL, APQ8064), |
| MSM_CHIP_DEVICE(LPASS_CLK_CTL, APQ8064), |
| MSM_CHIP_DEVICE(APCS_GCC, APQ8064), |
| MSM_CHIP_DEVICE(IMEM, APQ8064), |
| { |
| .virtual = (unsigned long) MSM_SHARED_RAM_BASE, |
| .length = MSM_SHARED_RAM_SIZE, |
| .type = MT_DEVICE, |
| }, |
| }; |
| |
| void __init msm_map_apq8064_io(void) |
| { |
| msm_map_io(apq8064_io_desc, ARRAY_SIZE(apq8064_io_desc)); |
| } |
| #endif /* CONFIG_ARCH_APQ8064 */ |
| |
| #ifdef CONFIG_ARCH_MSMCOPPER |
| static struct map_desc msm_copper_io_desc[] __initdata = { |
| MSM_CHIP_DEVICE(QGIC_DIST, COPPER), |
| MSM_CHIP_DEVICE(QGIC_CPU, COPPER), |
| MSM_CHIP_DEVICE(TLMM, COPPER), |
| MSM_CHIP_DEVICE(TMR, COPPER), |
| MSM_CHIP_DEVICE(TMR0, COPPER), |
| #ifdef CONFIG_DEBUG_MSMCOPPER_UART |
| MSM_DEVICE(DEBUG_UART), |
| #endif |
| }; |
| |
| void __init msm_map_copper_io(void) |
| { |
| msm_map_io(msm_copper_io_desc, ARRAY_SIZE(msm_copper_io_desc)); |
| } |
| #endif /* CONFIG_ARCH_MSMCOPPER */ |
| |
| #ifdef CONFIG_ARCH_MSM7X30 |
| static struct map_desc msm7x30_io_desc[] __initdata = { |
| MSM_DEVICE(VIC), |
| MSM_DEVICE(CSR), |
| MSM_DEVICE(TMR), |
| MSM_DEVICE(GPIO1), |
| MSM_DEVICE(GPIO2), |
| MSM_DEVICE(CLK_CTL), |
| MSM_DEVICE(CLK_CTL_SH2), |
| MSM_DEVICE(AD5), |
| MSM_DEVICE(MDC), |
| MSM_DEVICE(ACC), |
| 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, |
| .length = MSM_SHARED_RAM_SIZE, |
| .type = MT_DEVICE, |
| }, |
| }; |
| |
| void __init msm_map_msm7x30_io(void) |
| { |
| msm_map_io(msm7x30_io_desc, ARRAY_SIZE(msm7x30_io_desc)); |
| } |
| #endif /* CONFIG_ARCH_MSM7X30 */ |
| |
| #ifdef CONFIG_ARCH_FSM9XXX |
| static struct map_desc fsm9xxx_io_desc[] __initdata = { |
| MSM_DEVICE(VIC), |
| MSM_DEVICE(SIRC), |
| MSM_DEVICE(CSR), |
| MSM_DEVICE(TLMM), |
| MSM_DEVICE(TCSR), |
| MSM_DEVICE(CLK_CTL), |
| MSM_DEVICE(ACC), |
| MSM_DEVICE(SAW), |
| MSM_DEVICE(GCC), |
| MSM_DEVICE(GRFC), |
| MSM_DEVICE(QFP_FUSE), |
| MSM_DEVICE(HH), |
| #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, |
| .length = MSM_SHARED_RAM_SIZE, |
| .type = MT_DEVICE, |
| }, |
| }; |
| |
| void __init msm_map_fsm9xxx_io(void) |
| { |
| msm_map_io(fsm9xxx_io_desc, ARRAY_SIZE(fsm9xxx_io_desc)); |
| } |
| #endif /* CONFIG_ARCH_FSM9XXX */ |
| |
| #ifdef CONFIG_ARCH_MSM9615 |
| static struct map_desc msm9615_io_desc[] __initdata = { |
| MSM_CHIP_DEVICE(QGIC_DIST, MSM9615), |
| MSM_CHIP_DEVICE(QGIC_CPU, MSM9615), |
| MSM_CHIP_DEVICE(ACC0, MSM9615), |
| MSM_CHIP_DEVICE(TMR, MSM9615), |
| MSM_CHIP_DEVICE(TLMM, MSM9615), |
| MSM_CHIP_DEVICE(SAW0, MSM9615), |
| MSM_CHIP_DEVICE(APCS_GCC, MSM9615), |
| MSM_CHIP_DEVICE(TCSR, MSM9615), |
| MSM_CHIP_DEVICE(L2CC, MSM9615), |
| MSM_CHIP_DEVICE(CLK_CTL, MSM9615), |
| MSM_CHIP_DEVICE(LPASS_CLK_CTL, MSM9615), |
| MSM_CHIP_DEVICE(RPM, MSM9615), |
| MSM_CHIP_DEVICE(RPM_MPM, MSM9615), |
| MSM_CHIP_DEVICE(APCS_GLB, MSM9615), |
| MSM_CHIP_DEVICE(IMEM, MSM9615), |
| { |
| .virtual = (unsigned long) MSM_SHARED_RAM_BASE, |
| .length = MSM_SHARED_RAM_SIZE, |
| .type = MT_DEVICE, |
| }, |
| MSM_CHIP_DEVICE(QFPROM, MSM9615), |
| }; |
| |
| void __init msm_map_msm9615_io(void) |
| { |
| msm_map_io(msm9615_io_desc, ARRAY_SIZE(msm9615_io_desc)); |
| } |
| #endif /* CONFIG_ARCH_MSM9615 */ |
| |
| void __iomem * |
| __msm_ioremap(unsigned long phys_addr, size_t size, unsigned int mtype) |
| { |
| if (mtype == MT_DEVICE) { |
| /* The peripherals in the 88000000 - F0000000 range |
| * are only accessable by type MT_DEVICE_NONSHARED. |
| * Adjust mtype as necessary to make this "just work." |
| */ |
| if ((phys_addr >= 0x88000000) && (phys_addr < 0xF0000000)) |
| mtype = MT_DEVICE_NONSHARED; |
| } |
| |
| return __arm_ioremap(phys_addr, size, mtype); |
| } |
| EXPORT_SYMBOL(__msm_ioremap); |