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https://github.com/torvalds/linux
synced 2024-11-05 18:23:50 +00:00
ARM: orion: Consolidate SPI initialization.
This change removes the interrupt resource. The driver does not use it. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: Nicolas Pitre <nico@fluxnic.net>
This commit is contained in:
Andrew Lunn
Nicolas Pitre
parent
aac7ffa3ed
commit
980f9f601a
5 changed files with 58 additions and 114 deletions
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@ -18,7 +18,6 @@
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#include <linux/mbus.h>
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#include <linux/ata_platform.h>
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#include <linux/serial_8250.h>
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#include <linux/spi/orion_spi.h>
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#include <linux/gpio.h>
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#include <asm/page.h>
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#include <asm/setup.h>
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@ -234,71 +233,16 @@ void __init dove_uart3_init(void)
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}
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/*****************************************************************************
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* SPI0
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* SPI
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****************************************************************************/
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static struct orion_spi_info dove_spi0_data = {
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.tclk = 0,
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};
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static struct resource dove_spi0_resources[] = {
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{
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.start = DOVE_SPI0_PHYS_BASE,
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.end = DOVE_SPI0_PHYS_BASE + SZ_512 - 1,
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.flags = IORESOURCE_MEM,
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}, {
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.start = IRQ_DOVE_SPI0,
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.end = IRQ_DOVE_SPI0,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device dove_spi0 = {
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.name = "orion_spi",
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.id = 0,
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.resource = dove_spi0_resources,
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.dev = {
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.platform_data = &dove_spi0_data,
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},
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.num_resources = ARRAY_SIZE(dove_spi0_resources),
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};
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void __init dove_spi0_init(void)
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{
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platform_device_register(&dove_spi0);
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orion_spi_init(DOVE_SPI0_PHYS_BASE, get_tclk());
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}
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/*****************************************************************************
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* SPI1
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****************************************************************************/
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static struct orion_spi_info dove_spi1_data = {
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.tclk = 0,
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};
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static struct resource dove_spi1_resources[] = {
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{
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.start = DOVE_SPI1_PHYS_BASE,
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.end = DOVE_SPI1_PHYS_BASE + SZ_512 - 1,
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.flags = IORESOURCE_MEM,
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}, {
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.start = IRQ_DOVE_SPI1,
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.end = IRQ_DOVE_SPI1,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device dove_spi1 = {
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.name = "orion_spi",
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.id = 1,
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.resource = dove_spi1_resources,
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.dev = {
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.platform_data = &dove_spi1_data,
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},
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.num_resources = ARRAY_SIZE(dove_spi1_resources),
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};
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void __init dove_spi1_init(void)
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{
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platform_device_register(&dove_spi1);
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orion_spi_init(DOVE_SPI1_PHYS_BASE, get_tclk());
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}
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/*****************************************************************************
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@ -613,9 +557,6 @@ void __init dove_init(void)
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#endif
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dove_setup_cpu_mbus();
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dove_spi0_data.tclk = tclk;
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dove_spi1_data.tclk = tclk;
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/* internal devices that every board has */
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dove_rtc_init();
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dove_xor0_init();
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@ -15,7 +15,6 @@
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#include <linux/mbus.h>
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#include <linux/ata_platform.h>
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#include <linux/mtd/nand.h>
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#include <linux/spi/orion_spi.h>
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#include <net/dsa.h>
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#include <asm/page.h>
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#include <asm/timex.h>
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@ -292,31 +291,10 @@ void __init kirkwood_sdio_init(struct mvsdio_platform_data *mvsdio_data)
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/*****************************************************************************
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* SPI
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****************************************************************************/
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static struct orion_spi_info kirkwood_spi_plat_data = {
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};
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static struct resource kirkwood_spi_resources[] = {
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{
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.start = SPI_PHYS_BASE,
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.end = SPI_PHYS_BASE + SZ_512 - 1,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct platform_device kirkwood_spi = {
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.name = "orion_spi",
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.id = 0,
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.resource = kirkwood_spi_resources,
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.dev = {
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.platform_data = &kirkwood_spi_plat_data,
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},
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.num_resources = ARRAY_SIZE(kirkwood_spi_resources),
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};
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void __init kirkwood_spi_init()
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{
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kirkwood_clk_ctrl |= CGC_RUNIT;
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platform_device_register(&kirkwood_spi);
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orion_spi_init(SPI_PHYS_BASE, kirkwood_tclk);
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}
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@ -757,7 +735,6 @@ void __init kirkwood_init(void)
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{
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printk(KERN_INFO "Kirkwood: %s, TCLK=%d.\n",
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kirkwood_id(), kirkwood_tclk);
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kirkwood_spi_plat_data.tclk = kirkwood_tclk;
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kirkwood_i2s_data.tclk = kirkwood_tclk;
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/*
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@ -17,7 +17,6 @@
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#include <linux/mbus.h>
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#include <linux/mv643xx_i2c.h>
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#include <linux/ata_platform.h>
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#include <linux/spi/orion_spi.h>
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#include <net/dsa.h>
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#include <asm/page.h>
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#include <asm/setup.h>
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@ -214,33 +213,9 @@ void __init orion5x_sata_init(struct mv_sata_platform_data *sata_data)
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/*****************************************************************************
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* SPI
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****************************************************************************/
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static struct orion_spi_info orion5x_spi_plat_data = {
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.tclk = 0,
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.enable_clock_fix = 1,
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};
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static struct resource orion5x_spi_resources[] = {
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{
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.name = "spi base",
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.start = SPI_PHYS_BASE,
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.end = SPI_PHYS_BASE + 0x1f,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct platform_device orion5x_spi = {
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.name = "orion_spi",
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.id = 0,
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.dev = {
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.platform_data = &orion5x_spi_plat_data,
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},
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.num_resources = ARRAY_SIZE(orion5x_spi_resources),
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.resource = orion5x_spi_resources,
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};
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void __init orion5x_spi_init()
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{
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platform_device_register(&orion5x_spi);
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orion_spi_init(SPI_PHYS_BASE, orion5x_tclk);
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}
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@ -513,8 +488,6 @@ void __init orion5x_init(void)
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orion5x_id(&dev, &rev, &dev_name);
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printk(KERN_INFO "Orion ID: %s. TCLK=%d.\n", dev_name, orion5x_tclk);
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orion5x_spi_plat_data.tclk = orion5x_tclk;
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/*
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* Setup Orion address map
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*/
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@ -17,6 +17,7 @@
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#include <linux/mv643xx_eth.h>
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#include <linux/mv643xx_i2c.h>
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#include <net/dsa.h>
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#include <linux/spi/orion_spi.h>
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/* Fill in the resources structure and link it into the platform
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device structure. There is always a memory region, and nearly
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@ -517,3 +518,49 @@ void __init orion_i2c_1_init(unsigned long mapbase,
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SZ_32 - 1, irq);
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platform_device_register(&orion_i2c_1);
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}
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/*****************************************************************************
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* SPI
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****************************************************************************/
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static struct orion_spi_info orion_spi_plat_data;
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static struct resource orion_spi_resources;
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static struct platform_device orion_spi = {
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.name = "orion_spi",
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.id = 0,
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.dev = {
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.platform_data = &orion_spi_plat_data,
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},
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};
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static struct orion_spi_info orion_spi_1_plat_data;
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static struct resource orion_spi_1_resources;
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static struct platform_device orion_spi_1 = {
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.name = "orion_spi",
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.id = 1,
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.dev = {
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.platform_data = &orion_spi_1_plat_data,
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},
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};
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/* Note: The SPI silicon core does have interrupts. However the
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* current Linux software driver does not use interrupts. */
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void __init orion_spi_init(unsigned long mapbase,
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unsigned long tclk)
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{
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orion_spi_plat_data.tclk = tclk;
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fill_resources(&orion_spi, &orion_spi_resources,
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mapbase, SZ_512 - 1, NO_IRQ);
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platform_device_register(&orion_spi);
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}
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void __init orion_spi_1_init(unsigned long mapbase,
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unsigned long tclk)
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{
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orion_spi_1_plat_data.tclk = tclk;
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fill_resources(&orion_spi_1, &orion_spi_1_resources,
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mapbase, SZ_512 - 1, NO_IRQ);
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platform_device_register(&orion_spi_1);
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}
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@ -73,4 +73,10 @@ void __init orion_i2c_init(unsigned long mapbase,
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void __init orion_i2c_1_init(unsigned long mapbase,
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unsigned long irq,
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unsigned long freq_m);
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void __init orion_spi_init(unsigned long mapbase,
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unsigned long tclk);
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void __init orion_spi_1_init(unsigned long mapbase,
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unsigned long tclk);
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#endif
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