diff options
Diffstat (limited to 'arch/arm/mach-imx/mach-kzm_arm11_01.c')
| -rw-r--r-- | arch/arm/mach-imx/mach-kzm_arm11_01.c | 291 |
1 files changed, 0 insertions, 291 deletions
diff --git a/arch/arm/mach-imx/mach-kzm_arm11_01.c b/arch/arm/mach-imx/mach-kzm_arm11_01.c deleted file mode 100644 index 63f7f78a77af..000000000000 --- a/arch/arm/mach-imx/mach-kzm_arm11_01.c +++ /dev/null @@ -1,291 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * KZM-ARM11-01 support - * Copyright (C) 2009 Yoichi Yuasa <yuasa@linux-mips.org> - * - * based on code for MX31ADS, - * Copyright (C) 2000 Deep Blue Solutions Ltd - * Copyright (C) 2002 Shane Nay (shane@minirl.com) - * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved. - */ - -#include <linux/gpio.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/serial_8250.h> -#include <linux/smsc911x.h> -#include <linux/types.h> -#include <linux/regulator/machine.h> -#include <linux/regulator/fixed.h> - -#include <asm/irq.h> -#include <asm/mach-types.h> -#include <asm/memory.h> -#include <asm/setup.h> -#include <asm/mach/arch.h> -#include <asm/mach/irq.h> -#include <asm/mach/map.h> -#include <asm/mach/time.h> - -#include "common.h" -#include "devices-imx31.h" -#include "hardware.h" -#include "iomux-mx3.h" - -#define KZM_ARM11_IO_ADDRESS(x) (IOMEM( \ - IMX_IO_P2V_MODULE(x, MX31_CS4) ?: \ - IMX_IO_P2V_MODULE(x, MX31_CS5)) ?: \ - MX31_IO_ADDRESS(x)) - -/* - * KZM-ARM11-01 Board Control Registers on FPGA - */ -#define KZM_ARM11_CTL1 (MX31_CS4_BASE_ADDR + 0x1000) -#define KZM_ARM11_CTL2 (MX31_CS4_BASE_ADDR + 0x1001) -#define KZM_ARM11_RSW1 (MX31_CS4_BASE_ADDR + 0x1002) -#define KZM_ARM11_BACK_LIGHT (MX31_CS4_BASE_ADDR + 0x1004) -#define KZM_ARM11_FPGA_REV (MX31_CS4_BASE_ADDR + 0x1008) -#define KZM_ARM11_7SEG_LED (MX31_CS4_BASE_ADDR + 0x1010) -#define KZM_ARM11_LEDS (MX31_CS4_BASE_ADDR + 0x1020) -#define KZM_ARM11_DIPSW2 (MX31_CS4_BASE_ADDR + 0x1003) - -/* - * External UART for touch panel on FPGA - */ -#define KZM_ARM11_16550 (MX31_CS4_BASE_ADDR + 0x1050) - -#if IS_ENABLED(CONFIG_SERIAL_8250) -/* - * KZM-ARM11-01 has an external UART on FPGA - */ -static struct plat_serial8250_port serial_platform_data[] = { - { - .membase = KZM_ARM11_IO_ADDRESS(KZM_ARM11_16550), - .mapbase = KZM_ARM11_16550, - /* irq number is run-time assigned */ - .irqflags = IRQ_TYPE_EDGE_RISING, - .uartclk = 14745600, - .regshift = 0, - .iotype = UPIO_MEM, - .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | - UPF_BUGGY_UART, - }, - {}, -}; - -static struct resource serial8250_resources[] = { - { - .start = KZM_ARM11_16550, - .end = KZM_ARM11_16550 + 0x10, - .flags = IORESOURCE_MEM, - }, - { - /* irq number is run-time assigned */ - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device serial_device = { - .name = "serial8250", - .id = PLAT8250_DEV_PLATFORM, - .dev = { - .platform_data = serial_platform_data, - }, - .num_resources = ARRAY_SIZE(serial8250_resources), - .resource = serial8250_resources, -}; - -static int __init kzm_init_ext_uart(void) -{ - u8 tmp; - - /* - * GPIO 1-1: external UART interrupt line - */ - mxc_iomux_mode(IOMUX_MODE(MX31_PIN_GPIO1_1, IOMUX_CONFIG_GPIO)); - gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO1_1), "ext-uart-int"); - gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_GPIO1_1)); - - /* - * Unmask UART interrupt - */ - tmp = __raw_readb(KZM_ARM11_IO_ADDRESS(KZM_ARM11_CTL1)); - tmp |= 0x2; - __raw_writeb(tmp, KZM_ARM11_IO_ADDRESS(KZM_ARM11_CTL1)); - - serial_platform_data[0].irq = - gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_1)); - serial8250_resources[1].start = - gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_1)); - serial8250_resources[1].end = - gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_1)); - - return platform_device_register(&serial_device); -} -#else -static inline int kzm_init_ext_uart(void) -{ - return 0; -} -#endif - -/* - * SMSC LAN9118 - */ -#if IS_ENABLED(CONFIG_SMSC911X) -static struct smsc911x_platform_config kzm_smsc9118_config = { - .phy_interface = PHY_INTERFACE_MODE_MII, - .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH, - .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL, - .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS, -}; - -static struct resource kzm_smsc9118_resources[] = { - { - .start = MX31_CS5_BASE_ADDR, - .end = MX31_CS5_BASE_ADDR + SZ_128K - 1, - .flags = IORESOURCE_MEM, - }, - { - /* irq number is run-time assigned */ - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, - }, -}; - -static struct platform_device kzm_smsc9118_device = { - .name = "smsc911x", - .id = -1, - .num_resources = ARRAY_SIZE(kzm_smsc9118_resources), - .resource = kzm_smsc9118_resources, - .dev = { - .platform_data = &kzm_smsc9118_config, - }, -}; - -static struct regulator_consumer_supply dummy_supplies[] = { - REGULATOR_SUPPLY("vdd33a", "smsc911x"), - REGULATOR_SUPPLY("vddvario", "smsc911x"), -}; - -static int __init kzm_init_smsc9118(void) -{ - /* - * GPIO 1-2: SMSC9118 interrupt line - */ - mxc_iomux_mode(IOMUX_MODE(MX31_PIN_GPIO1_2, IOMUX_CONFIG_GPIO)); - gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO1_2), "smsc9118-int"); - gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_GPIO1_2)); - - regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies)); - - kzm_smsc9118_resources[1].start = - gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_2)); - kzm_smsc9118_resources[1].end = - gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_2)); - - return platform_device_register(&kzm_smsc9118_device); -} -#else -static inline int kzm_init_smsc9118(void) -{ - return 0; -} -#endif - -#if IS_ENABLED(CONFIG_SERIAL_IMX) -static const struct imxuart_platform_data uart_pdata __initconst = { - .flags = IMXUART_HAVE_RTSCTS, -}; - -static void __init kzm_init_imx_uart(void) -{ - imx31_add_imx_uart0(&uart_pdata); - imx31_add_imx_uart1(&uart_pdata); -} -#else -static inline void kzm_init_imx_uart(void) -{ -} -#endif - -static int kzm_pins[] __initdata = { - MX31_PIN_CTS1__CTS1, - MX31_PIN_RTS1__RTS1, - MX31_PIN_TXD1__TXD1, - MX31_PIN_RXD1__RXD1, - MX31_PIN_DCD_DCE1__DCD_DCE1, - MX31_PIN_RI_DCE1__RI_DCE1, - MX31_PIN_DSR_DCE1__DSR_DCE1, - MX31_PIN_DTR_DCE1__DTR_DCE1, - MX31_PIN_CTS2__CTS2, - MX31_PIN_RTS2__RTS2, - MX31_PIN_TXD2__TXD2, - MX31_PIN_RXD2__RXD2, - MX31_PIN_DCD_DTE1__DCD_DTE2, - MX31_PIN_RI_DTE1__RI_DTE2, - MX31_PIN_DSR_DTE1__DSR_DTE2, - MX31_PIN_DTR_DTE1__DTR_DTE2, -}; - -/* - * Board specific initialization. - */ -static void __init kzm_board_init(void) -{ - imx31_soc_init(); - - mxc_iomux_setup_multiple_pins(kzm_pins, - ARRAY_SIZE(kzm_pins), "kzm"); - kzm_init_imx_uart(); - - pr_info("Clock input source is 26MHz\n"); -} - -static void __init kzm_late_init(void) -{ - kzm_init_ext_uart(); - kzm_init_smsc9118(); -} - -/* - * This structure defines static mappings for the kzm-arm11-01 board. - */ -static struct map_desc kzm_io_desc[] __initdata = { - { - .virtual = (unsigned long)MX31_CS4_BASE_ADDR_VIRT, - .pfn = __phys_to_pfn(MX31_CS4_BASE_ADDR), - .length = MX31_CS4_SIZE, - .type = MT_DEVICE - }, - { - .virtual = (unsigned long)MX31_CS5_BASE_ADDR_VIRT, - .pfn = __phys_to_pfn(MX31_CS5_BASE_ADDR), - .length = MX31_CS5_SIZE, - .type = MT_DEVICE - }, -}; - -/* - * Set up static virtual mappings. - */ -static void __init kzm_map_io(void) -{ - mx31_map_io(); - iotable_init(kzm_io_desc, ARRAY_SIZE(kzm_io_desc)); -} - -static void __init kzm_timer_init(void) -{ - mx31_clocks_init(26000000); -} - -MACHINE_START(KZM_ARM11_01, "Kyoto Microcomputer Co., Ltd. KZM-ARM11-01") - .atag_offset = 0x100, - .map_io = kzm_map_io, - .init_early = imx31_init_early, - .init_irq = mx31_init_irq, - .init_time = kzm_timer_init, - .init_machine = kzm_board_init, - .init_late = kzm_late_init, - .restart = mxc_restart, -MACHINE_END |