[PATCH 6/6] arm: mx50: add mx50 reference design board support
Richard Zhao
linuxzsc at gmail.com
Thu Dec 9 03:51:09 EST 2010
2010/12/9 Uwe Kleine-König <u.kleine-koenig at pengutronix.de>:
> On Thu, Dec 09, 2010 at 10:08:36PM +0800, Richard Zhao wrote:
>> Add basic function and uart device support.
>>
>> Signed-off-by: Richard Zhao <richard.zhao at freescale.com>
>> ---
>> arch/arm/mach-mx5/Kconfig | 11 ++
>> arch/arm/mach-mx5/Makefile | 1 +
>> arch/arm/mach-mx5/board-mx50_rdp.c | 232 +++++++++++++++++++++++++++
>> arch/arm/plat-mxc/include/mach/uncompress.h | 4 +
> uncompress.h should come earlier in the series
uart_base need board level definition.
>
>> 4 files changed, 248 insertions(+), 0 deletions(-)
>> create mode 100644 arch/arm/mach-mx5/board-mx50_rdp.c
>>
>> diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig
>> index aae4014..27d78d7 100644
>> --- a/arch/arm/mach-mx5/Kconfig
>> +++ b/arch/arm/mach-mx5/Kconfig
>> @@ -108,4 +108,15 @@ config MACH_MX51_EFIKAMX
>> Include support for Genesi Efika MX nettop. This includes specific
>> configurations for the board and its peripherals.
>>
>> +config MACH_MX50_RDP
>> + bool "Support MX50 reference design board"
> P as in "board"?
It's platform. Change it to "Support MX50 reference design platform"
>
>> + select SOC_IMX50
>> + select IMX_HAVE_PLATFORM_IMX_I2C
>> + select IMX_HAVE_PLATFORM_IMX_UART
>> + select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX
>> + select IMX_HAVE_PLATFORM_SPI_IMX
>> + help
>> + Include support for MX50 reference design board. This includes specific
>> + configurations for the board and its peripherals.
>> +
>> endif
>> diff --git a/arch/arm/mach-mx5/Makefile b/arch/arm/mach-mx5/Makefile
>> index 6f4f212..bdd2696 100644
>> --- a/arch/arm/mach-mx5/Makefile
>> +++ b/arch/arm/mach-mx5/Makefile
>> @@ -15,3 +15,4 @@ obj-$(CONFIG_MACH_EUKREA_MBIMXSD51_BASEBOARD) += eukrea_mbimxsd-baseboard.o
>> obj-$(CONFIG_MACH_MX51_EFIKAMX) += board-mx51_efikamx.o
>>
>> obj-$(CONFIG_SOC_IMX50) += mm-mx50.o clock-mx50.o
>> +obj-$(CONFIG_MACH_MX50_RDP) += board-mx50_rdp.o
>> diff --git a/arch/arm/mach-mx5/board-mx50_rdp.c b/arch/arm/mach-mx5/board-mx50_rdp.c
>> new file mode 100644
>> index 0000000..61d7eb8
>> --- /dev/null
>> +++ b/arch/arm/mach-mx5/board-mx50_rdp.c
>> @@ -0,0 +1,232 @@
>> +/*
>> + * Copyright (C) 2010 Freescale Semiconductor, Inc. All Rights Reserved.
>> + */
>> +
>> +/*
>> + * This program is free software; you can redistribute it and/or modify
>> + * it under the terms of the GNU General Public License as published by
>> + * the Free Software Foundation; either version 2 of the License, or
>> + * (at your option) any later version.
>> +
>> + * 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.
>> +
>> + * You should have received a copy of the GNU General Public License along
>> + * with this program; if not, write to the Free Software Foundation, Inc.,
>> + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
>> + */
>> +
>> +#include <linux/types.h>
>> +#include <linux/sched.h>
>> +#include <linux/delay.h>
>> +#include <linux/pm.h>
>> +#include <linux/interrupt.h>
>> +#include <linux/irq.h>
>> +#include <linux/init.h>
>> +#include <linux/input.h>
>> +#include <linux/nodemask.h>
>> +#include <linux/clk.h>
>> +#include <linux/platform_device.h>
>> +#include <linux/fsl_devices.h>
>> +#include <linux/spi/spi.h>
>> +#include <linux/i2c.h>
>> +#include <linux/ata.h>
>> +#include <linux/mtd/mtd.h>
>> +#include <linux/mtd/map.h>
>> +#include <linux/mtd/partitions.h>
>> +#include <linux/pwm_backlight.h>
>> +#include <linux/fec.h>
>> +
>> +#include <mach/common.h>
>> +#include <mach/hardware.h>
>> +#include <mach/memory.h>
>> +#include <mach/gpio.h>
>> +#include <mach/mmc.h>
>> +#include <mach/iomux-mx50.h>
>> +#include <mach/i2c.h>
>> +#include <mach/imx-uart.h>
>> +
>> +#include <asm/irq.h>
>> +#include <asm/setup.h>
>> +#include <asm/mach-types.h>
>> +#include <asm/mach/arch.h>
>> +#include <asm/mach/time.h>
>> +#include <asm/mach/flash.h>
> are you sure you need all of these?
I'll check it.
>
>> +
>> +#include "devices-mx50.h"
>> +
>> +static iomux_v3_cfg_t mx50rdp_pads[] = {
> const? __initconst?
OK
>
>> + /* SD1 */
>> + MX50_PAD_ECSPI2_SS0__GPIO_4_19,
>> + MX50_PAD_EIM_CRE__GPIO_1_27,
>> + MX50_PAD_SD1_CMD__SD1_CMD,
>> +
>> + MX50_PAD_SD1_CLK__SD1_CLK,
>> + MX50_PAD_SD1_D0__SD1_D0,
>> + MX50_PAD_SD1_D1__SD1_D1,
>> + MX50_PAD_SD1_D2__SD1_D2,
>> + MX50_PAD_SD1_D3__SD1_D3,
>> +
>> + /* SD2 */
>> + MX50_PAD_SD2_CD__GPIO_5_17,
>> + MX50_PAD_SD2_WP__GPIO_5_16,
>> + MX50_PAD_SD2_CMD__SD2_CMD,
>> + MX50_PAD_SD2_CLK__SD2_CLK,
>> + MX50_PAD_SD2_D0__SD2_D0,
>> + MX50_PAD_SD2_D1__SD2_D1,
>> + MX50_PAD_SD2_D2__SD2_D2,
>> + MX50_PAD_SD2_D3__SD2_D3,
>> + MX50_PAD_SD2_D4__SD2_D4,
>> + MX50_PAD_SD2_D5__SD2_D5,
>> + MX50_PAD_SD2_D6__SD2_D6,
>> + MX50_PAD_SD2_D7__SD2_D7,
>> +
>> + /* SD3 */
>> + MX50_PAD_SD3_CMD__SD3_CMD,
>> + MX50_PAD_SD3_CLK__SD3_CLK,
>> + MX50_PAD_SD3_D0__SD3_D0,
>> + MX50_PAD_SD3_D1__SD3_D1,
>> + MX50_PAD_SD3_D2__SD3_D2,
>> + MX50_PAD_SD3_D3__SD3_D3,
>> + MX50_PAD_SD3_D4__SD3_D4,
>> + MX50_PAD_SD3_D5__SD3_D5,
>> + MX50_PAD_SD3_D6__SD3_D6,
>> + MX50_PAD_SD3_D7__SD3_D7,
>> +
>> + /* PWR_INT */
>> + MX50_PAD_ECSPI2_MISO__GPIO_4_18,
>> +
>> + /* UART pad setting */
>> + MX50_PAD_UART1_TXD__UART1_TXD,
>> + MX50_PAD_UART1_RXD__UART1_RXD,
>> + MX50_PAD_UART1_RTS__UART1_RTS,
>> + MX50_PAD_UART2_TXD__UART2_TXD,
>> + MX50_PAD_UART2_RXD__UART2_RXD,
>> + MX50_PAD_UART2_CTS__UART2_CTS,
>> + MX50_PAD_UART2_RTS__UART2_RTS,
>> +
>> + MX50_PAD_I2C1_SCL__I2C1_SCL,
>> + MX50_PAD_I2C1_SDA__I2C1_SDA,
>> + MX50_PAD_I2C2_SCL__I2C2_SCL,
>> + MX50_PAD_I2C2_SDA__I2C2_SDA,
>> +
>> + MX50_PAD_EPITO__USBH1_PWR,
>> + /* Need to comment below line if
>> + * one needs to debug owire.
>> + */
>> + MX50_PAD_OWIRE__USBH1_OC,
>> + /* using gpio to control otg pwr */
>> + MX50_PAD_PWM2__GPIO_6_25,
>> + MX50_PAD_I2C3_SCL__USBOTG_OC,
>> +
>> + MX50_PAD_SSI_RXC__FEC_MDIO,
>> + MX50_PAD_SSI_RXC__FEC_MDIO,
>> + MX50_PAD_DISP_D0__FEC_TXCLK,
>> + MX50_PAD_DISP_D1__FEC_RX_ER,
>> + MX50_PAD_DISP_D2__FEC_RX_DV,
>> + MX50_PAD_DISP_D3__FEC_RXD1,
>> + MX50_PAD_DISP_D4__FEC_RXD0,
>> + MX50_PAD_DISP_D5__FEC_TX_EN,
>> + MX50_PAD_DISP_D6__FEC_TXD1,
>> + MX50_PAD_DISP_D7__FEC_TXD0,
>> + MX50_PAD_SSI_RXFS__FEC_MDC,
>> + MX50_PAD_I2C3_SDA__GPIO_6_23,
>> + MX50_PAD_ECSPI1_SCLK__GPIO_4_12,
>> +
>> + MX50_PAD_CSPI_SS0__CSPI_SS0,
>> + MX50_PAD_ECSPI1_MOSI__CSPI_SS1,
>> + MX50_PAD_CSPI_MOSI__CSPI_MOSI,
>> + MX50_PAD_CSPI_MISO__CSPI_MISO,
>> +
>> + /* SGTL500_OSC_EN */
>> + MX50_PAD_UART1_CTS__GPIO_6_8,
>> +
>> + /* SGTL_AMP_SHDN */
>> + MX50_PAD_UART3_RXD__GPIO_6_15,
>> +
>> + /* Keypad */
>> + MX50_PAD_KEY_COL0__KEY_COL0,
>> + MX50_PAD_KEY_ROW0__KEY_ROW0,
>> + MX50_PAD_KEY_COL1__KEY_COL1,
>> + MX50_PAD_KEY_ROW1__KEY_ROW1,
>> + MX50_PAD_KEY_COL2__KEY_COL2,
>> + MX50_PAD_KEY_ROW2__KEY_ROW2,
>> + MX50_PAD_KEY_COL3__KEY_COL3,
>> + MX50_PAD_KEY_ROW3__KEY_ROW3,
>> + MX50_PAD_EIM_DA0__KEY_COL4,
>> + MX50_PAD_EIM_DA1__KEY_ROW4,
>> + MX50_PAD_EIM_DA2__KEY_COL5,
>> + MX50_PAD_EIM_DA3__KEY_ROW5,
>> + MX50_PAD_EIM_DA4__KEY_COL6,
>> + MX50_PAD_EIM_DA5__KEY_ROW6,
>> + MX50_PAD_EIM_DA6__KEY_COL7,
>> + MX50_PAD_EIM_DA7__KEY_ROW7,
>> + /*EIM pads */
>> + MX50_PAD_EIM_DA8__GPIO_1_8,
>> + MX50_PAD_EIM_DA9__GPIO_1_9,
>> + MX50_PAD_EIM_DA10__GPIO_1_10,
>> + MX50_PAD_EIM_DA11__GPIO_1_11,
>> + MX50_PAD_EIM_DA12__GPIO_1_12,
>> + MX50_PAD_EIM_DA13__GPIO_1_13,
>> + MX50_PAD_EIM_DA14__GPIO_1_14,
>> + MX50_PAD_EIM_DA15__GPIO_1_15,
>> + MX50_PAD_EIM_CS2__GPIO_1_16,
>> + MX50_PAD_EIM_CS1__GPIO_1_17,
>> + MX50_PAD_EIM_CS0__GPIO_1_18,
>> + MX50_PAD_EIM_EB0__GPIO_1_19,
>> + MX50_PAD_EIM_EB1__GPIO_1_20,
>> + MX50_PAD_EIM_WAIT__GPIO_1_21,
>> + MX50_PAD_EIM_BCLK__GPIO_1_22,
>> + MX50_PAD_EIM_RDY__GPIO_1_23,
>> + MX50_PAD_EIM_OE__GPIO_1_24,
>> +};
>> +
>> +/* Serial ports */
>> +#if defined(CONFIG_SERIAL_IMX) || defined(CONFIG_SERIAL_IMX_MODULE)
> please add all devices unconditionally
ok
>
>> +static const struct imxuart_platform_data uart_pdata __initconst = {
>> + .flags = IMXUART_HAVE_RTSCTS,
>> +};
>> +
>> +static inline void mxc_init_imx_uart(void)
>> +{
>> + imx50_add_imx_uart(0, &uart_pdata);
>> + imx50_add_imx_uart(1, &uart_pdata);
>> +}
>> +#else /* !SERIAL_IMX */
>> +static inline void mxc_init_imx_uart(void)
>> +{
>> +}
>> +#endif /* SERIAL_IMX */
>> +
>> +/*!
> s/!//
Yes
>
>> + * Board specific initialization.
>> + */
>> +static void __init mxc_board_init(void)
>> +{
>> + mxc_iomux_v3_setup_multiple_pads(mx50rdp_pads,
>> + ARRAY_SIZE(mx50rdp_pads));
>> + mxc_init_imx_uart();
>> +
>> +}
>> +
>> +static void __init mx50_rdp_timer_init(void)
>> +{
>> + mx50_clocks_init(32768, 24000000, 22579200);
>> +}
>> +
>> +static struct sys_timer mxc_timer = {
>> + .init = mx50_rdp_timer_init,
>> +};
>> +
>> +/*
>> + * The following uses standard kernel macros define in arch.h in order to
>> + * initialize __mach_desc_MX50_RDP data structure.
>> + */
>> +MACHINE_START(MX50_RDP, "Freescale MX50 Reference Design Platform")
>> + .map_io = mx50_map_io,
>> + .init_irq = mx50_init_irq,
>> + .init_machine = mxc_board_init,
>> + .timer = &mxc_timer,
>> +MACHINE_END
>> diff --git a/arch/arm/plat-mxc/include/mach/uncompress.h b/arch/arm/plat-mxc/include/mach/uncompress.h
>> index 9dd9c20..5ccf3ef 100644
>> --- a/arch/arm/plat-mxc/include/mach/uncompress.h
>> +++ b/arch/arm/plat-mxc/include/mach/uncompress.h
>> @@ -63,6 +63,7 @@ static inline void flush(void)
>> #define MX3X_UART1_BASE_ADDR 0x43F90000
>> #define MX3X_UART2_BASE_ADDR 0x43F94000
>> #define MX51_UART1_BASE_ADDR 0x73fbc000
>> +#define MX50_UART1_BASE_ADDR 0x53fbc000
>>
>> static __inline__ void __arch_decomp_setup(unsigned long arch_id)
>> {
>> @@ -102,6 +103,9 @@ static __inline__ void __arch_decomp_setup(unsigned long arch_id)
>> case MACH_TYPE_EUKREA_CPUIMX51SD:
>> uart_base = MX51_UART1_BASE_ADDR;
>> break;
>> + case MACH_TYPE_MX50_RDP:
>> + uart_base = MX50_UART1_BASE_ADDR;
>> + break;
>> default:
>> break;
>> }
>> --
>> 1.6.3.3
>>
>>
>>
>
> --
> Pengutronix e.K. | Uwe Kleine-König |
> Industrial Linux Solutions | http://www.pengutronix.de/ |
>
Thanks
Richard
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