From 3d60ee1b04320d0695e071828dbadf3564d4568a Mon Sep 17 00:00:00 2001 From: Haavard Skinnemoen Date: Wed, 10 Jan 2007 20:20:02 +0100 Subject: [PATCH] [AVR32] SPI platform code update Move stuff in spi.c into ATSTK1002 board code and update SPI platform device definitions according to the new GPIO API. Signed-off-by: Haavard Skinnemoen --- arch/avr32/boards/atstk1000/Makefile | 2 +- arch/avr32/boards/atstk1000/atstk1002.c | 14 ++++++++ arch/avr32/boards/atstk1000/spi.c | 27 --------------- arch/avr32/mach-at32ap/at32ap7000.c | 44 ++++++++++++++++++++----- 4 files changed, 51 insertions(+), 36 deletions(-) delete mode 100644 arch/avr32/boards/atstk1000/spi.c diff --git a/arch/avr32/boards/atstk1000/Makefile b/arch/avr32/boards/atstk1000/Makefile index df94994805..8e0992201b 100644 --- a/arch/avr32/boards/atstk1000/Makefile +++ b/arch/avr32/boards/atstk1000/Makefile @@ -1,2 +1,2 @@ -obj-y += setup.o spi.o flash.o +obj-y += setup.o flash.o obj-$(CONFIG_BOARD_ATSTK1002) += atstk1002.o diff --git a/arch/avr32/boards/atstk1000/atstk1002.c b/arch/avr32/boards/atstk1000/atstk1002.c index bca815ff11..d47e39f0e9 100644 --- a/arch/avr32/boards/atstk1000/atstk1002.c +++ b/arch/avr32/boards/atstk1000/atstk1002.c @@ -8,15 +8,18 @@ * published by the Free Software Foundation. */ #include +#include #include #include #include #include #include #include +#include #include #include +#include #include #include #include @@ -33,6 +36,16 @@ static struct eth_addr __initdata hw_addr[2]; static struct eth_platform_data __initdata eth_data[2]; extern struct lcdc_platform_data atstk1000_fb0_data; +static struct spi_board_info spi_board_info[] __initdata = { + { + .modalias = "ltv350qv", + .controller_data = (void *)GPIO_PIN_PA(4), + .max_speed_hz = 16000000, + .bus_num = 0, + .chip_select = 1, + }, +}; + /* * The next two functions should go away as the boot loader is * supposed to initialize the macb address registers with a valid @@ -136,6 +149,7 @@ static int __init atstk1002_init(void) set_hw_addr(at32_add_device_eth(0, ð_data[0])); + spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info)); at32_add_device_spi(0); at32_add_device_lcdc(0, &atstk1000_fb0_data); diff --git a/arch/avr32/boards/atstk1000/spi.c b/arch/avr32/boards/atstk1000/spi.c deleted file mode 100644 index 567726c82c..0000000000 --- a/arch/avr32/boards/atstk1000/spi.c +++ /dev/null @@ -1,27 +0,0 @@ -/* - * ATSTK1000 SPI devices - * - * Copyright (C) 2005 Atmel Norway - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#include -#include - -static struct spi_board_info spi_board_info[] __initdata = { - { - .modalias = "ltv350qv", - .max_speed_hz = 16000000, - .bus_num = 0, - .chip_select = 1, - }, -}; - -static int board_init_spi(void) -{ - spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info)); - return 0; -} -arch_initcall(board_init_spi); diff --git a/arch/avr32/mach-at32ap/at32ap7000.c b/arch/avr32/mach-at32ap/at32ap7000.c index 981d553e47..c1e477ec75 100644 --- a/arch/avr32/mach-at32ap/at32ap7000.c +++ b/arch/avr32/mach-at32ap/at32ap7000.c @@ -736,12 +736,19 @@ at32_add_device_eth(unsigned int id, struct eth_platform_data *data) /* -------------------------------------------------------------------- * SPI * -------------------------------------------------------------------- */ -static struct resource spi0_resource[] = { +static struct resource atmel_spi0_resource[] = { PBMEM(0xffe00000), IRQ(3), }; -DEFINE_DEV(spi, 0); -DEV_CLK(mck, spi0, pba, 0); +DEFINE_DEV(atmel_spi, 0); +DEV_CLK(spi_clk, atmel_spi0, pba, 0); + +static struct resource atmel_spi1_resource[] = { + PBMEM(0xffe00400), + IRQ(4), +}; +DEFINE_DEV(atmel_spi, 1); +DEV_CLK(spi_clk, atmel_spi1, pba, 1); struct platform_device *__init at32_add_device_spi(unsigned int id) { @@ -749,13 +756,33 @@ struct platform_device *__init at32_add_device_spi(unsigned int id) switch (id) { case 0: - pdev = &spi0_device; + pdev = &atmel_spi0_device; select_peripheral(PA(0), PERIPH_A, 0); /* MISO */ select_peripheral(PA(1), PERIPH_A, 0); /* MOSI */ select_peripheral(PA(2), PERIPH_A, 0); /* SCK */ - select_peripheral(PA(3), PERIPH_A, 0); /* NPCS0 */ - select_peripheral(PA(4), PERIPH_A, 0); /* NPCS1 */ - select_peripheral(PA(5), PERIPH_A, 0); /* NPCS2 */ + + /* NPCS[2:0] */ + at32_select_gpio(GPIO_PIN_PA(3), + AT32_GPIOF_OUTPUT | AT32_GPIOF_HIGH); + at32_select_gpio(GPIO_PIN_PA(4), + AT32_GPIOF_OUTPUT | AT32_GPIOF_HIGH); + at32_select_gpio(GPIO_PIN_PA(5), + AT32_GPIOF_OUTPUT | AT32_GPIOF_HIGH); + break; + + case 1: + pdev = &atmel_spi1_device; + select_peripheral(PB(0), PERIPH_B, 0); /* MISO */ + select_peripheral(PB(1), PERIPH_B, 0); /* MOSI */ + select_peripheral(PB(5), PERIPH_B, 0); /* SCK */ + + /* NPCS[2:0] */ + at32_select_gpio(GPIO_PIN_PB(2), + AT32_GPIOF_OUTPUT | AT32_GPIOF_HIGH); + at32_select_gpio(GPIO_PIN_PB(3), + AT32_GPIOF_OUTPUT | AT32_GPIOF_HIGH); + at32_select_gpio(GPIO_PIN_PB(4), + AT32_GPIOF_OUTPUT | AT32_GPIOF_HIGH); break; default: @@ -877,7 +904,8 @@ struct clk *at32_clock_list[] = { &macb0_pclk, &macb1_hclk, &macb1_pclk, - &spi0_mck, + &atmel_spi0_spi_clk, + &atmel_spi1_spi_clk, &lcdc0_hclk, &lcdc0_pixclk, }; -- 2.39.5