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[AVR32] SPI platform code update

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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 <hskinnemoen@atmel.com>
This commit is contained in:
Haavard Skinnemoen 2007-01-10 20:20:02 +01:00
parent 7f9f467863
commit 3d60ee1b04
4 changed files with 51 additions and 36 deletions
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2
arch/avr32/boards/atstk1000/Makefile
View File

@ -1,2 +1,2 @@
obj-y += setup.o spi.o flash.o obj-y += setup.o flash.o
obj-$(CONFIG_BOARD_ATSTK1002) += atstk1002.o obj-$(CONFIG_BOARD_ATSTK1002) += atstk1002.o

14
arch/avr32/boards/atstk1000/atstk1002.c
View File

@ -8,15 +8,18 @@
* published by the Free Software Foundation. * published by the Free Software Foundation.
*/ */
#include <linux/clk.h> #include <linux/clk.h>
#include <linux/device.h>
#include <linux/etherdevice.h> #include <linux/etherdevice.h>
#include <linux/init.h> #include <linux/init.h>
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/platform_device.h> #include <linux/platform_device.h>
#include <linux/string.h> #include <linux/string.h>
#include <linux/types.h> #include <linux/types.h>
#include <linux/spi/spi.h>
#include <asm/io.h> #include <asm/io.h>
#include <asm/setup.h> #include <asm/setup.h>
#include <asm/arch/at32ap7000.h>
#include <asm/arch/board.h> #include <asm/arch/board.h>
#include <asm/arch/init.h> #include <asm/arch/init.h>
#include <asm/arch/portmux.h> #include <asm/arch/portmux.h>
@ -33,6 +36,16 @@ static struct eth_addr __initdata hw_addr[2];
static struct eth_platform_data __initdata eth_data[2]; static struct eth_platform_data __initdata eth_data[2];
extern struct lcdc_platform_data atstk1000_fb0_data; 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 * The next two functions should go away as the boot loader is
* supposed to initialize the macb address registers with a valid * 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, &eth_data[0])); set_hw_addr(at32_add_device_eth(0, &eth_data[0]));
spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
at32_add_device_spi(0); at32_add_device_spi(0);
at32_add_device_lcdc(0, &atstk1000_fb0_data); at32_add_device_lcdc(0, &atstk1000_fb0_data);

27
arch/avr32/boards/atstk1000/spi.c
View File

@ -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 <linux/device.h>
#include <linux/spi/spi.h>
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);

44
arch/avr32/mach-at32ap/at32ap7000.c
View File

@ -736,12 +736,19 @@ at32_add_device_eth(unsigned int id, struct eth_platform_data *data)
/* -------------------------------------------------------------------- /* --------------------------------------------------------------------
* SPI * SPI
* -------------------------------------------------------------------- */ * -------------------------------------------------------------------- */
static struct resource spi0_resource[] = { static struct resource atmel_spi0_resource[] = {
PBMEM(0xffe00000), PBMEM(0xffe00000),
IRQ(3), IRQ(3),
}; };
DEFINE_DEV(spi, 0); DEFINE_DEV(atmel_spi, 0);
DEV_CLK(mck, spi0, pba, 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) 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) { switch (id) {
case 0: case 0:
pdev = &spi0_device; pdev = &atmel_spi0_device;
select_peripheral(PA(0), PERIPH_A, 0); /* MISO */ select_peripheral(PA(0), PERIPH_A, 0); /* MISO */
select_peripheral(PA(1), PERIPH_A, 0); /* MOSI */ select_peripheral(PA(1), PERIPH_A, 0); /* MOSI */
select_peripheral(PA(2), PERIPH_A, 0); /* SCK */ select_peripheral(PA(2), PERIPH_A, 0); /* SCK */
select_peripheral(PA(3), PERIPH_A, 0); /* NPCS0 */
select_peripheral(PA(4), PERIPH_A, 0); /* NPCS1 */ /* NPCS[2:0] */
select_peripheral(PA(5), PERIPH_A, 0); /* NPCS2 */ 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; break;
default: default:
@ -877,7 +904,8 @@ struct clk *at32_clock_list[] = {
&macb0_pclk, &macb0_pclk,
&macb1_hclk, &macb1_hclk,
&macb1_pclk, &macb1_pclk,
&spi0_mck, &atmel_spi0_spi_clk,
&atmel_spi1_spi_clk,
&lcdc0_hclk, &lcdc0_hclk,
&lcdc0_pixclk, &lcdc0_pixclk,
}; };