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MIPS: Alchemy: Hook up IrDA on DB1000/DB1100
Add necessary transceiver control platform data and hook up the IrDA peripheral on the DB1000 and DB1100 boards. Signed-off-by: Manuel Lauss <manuel.lauss@googlemail.com> To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2878/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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commit
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1 changed files with 57 additions and 17 deletions
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@ -66,23 +66,6 @@ void __init board_setup(void)
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DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS);
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DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS);
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printk(KERN_INFO "AMD Alchemy %s Board\n", board_type_str());
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printk(KERN_INFO "AMD Alchemy %s Board\n", board_type_str());
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#if defined(CONFIG_IRDA) && defined(CONFIG_AU1000_FIR)
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{
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u32 pin_func;
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/* Set IRFIRSEL instead of GPIO15 */
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pin_func = au_readl(SYS_PINFUNC) | SYS_PF_IRF;
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au_writel(pin_func, SYS_PINFUNC);
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/* Power off until the driver is in use */
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bcsr_mod(BCSR_RESETS, BCSR_RESETS_IRDA_MODE_MASK,
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BCSR_RESETS_IRDA_MODE_OFF);
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}
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#endif
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bcsr_write(BCSR_PCMCIA, 0); /* turn off PCMCIA power */
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/* Enable GPIO[31:0] inputs */
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alchemy_gpio1_input_enable();
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}
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}
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@ -389,6 +372,57 @@ static struct platform_device db1100_mmc1_dev = {
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.resource = au1100_mmc1_res,
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.resource = au1100_mmc1_res,
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};
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};
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/******************************************************************************/
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static void db1000_irda_set_phy_mode(int mode)
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{
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unsigned short mask = BCSR_RESETS_IRDA_MODE_MASK | BCSR_RESETS_FIR_SEL;
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switch (mode) {
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case AU1000_IRDA_PHY_MODE_OFF:
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bcsr_mod(BCSR_RESETS, mask, BCSR_RESETS_IRDA_MODE_OFF);
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break;
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case AU1000_IRDA_PHY_MODE_SIR:
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bcsr_mod(BCSR_RESETS, mask, BCSR_RESETS_IRDA_MODE_FULL);
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break;
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case AU1000_IRDA_PHY_MODE_FIR:
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bcsr_mod(BCSR_RESETS, mask, BCSR_RESETS_IRDA_MODE_FULL |
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BCSR_RESETS_FIR_SEL);
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break;
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}
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}
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static struct au1k_irda_platform_data db1000_irda_platdata = {
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.set_phy_mode = db1000_irda_set_phy_mode,
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};
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static struct resource au1000_irda_res[] = {
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[0] = {
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.start = AU1000_IRDA_PHYS_ADDR,
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.end = AU1000_IRDA_PHYS_ADDR + 0x0fff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = AU1000_IRDA_TX_INT,
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.end = AU1000_IRDA_TX_INT,
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.flags = IORESOURCE_IRQ,
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},
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[2] = {
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.start = AU1000_IRDA_RX_INT,
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.end = AU1000_IRDA_RX_INT,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device db1000_irda_dev = {
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.name = "au1000-irda",
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.id = -1,
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.dev = {
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.platform_data = &db1000_irda_platdata,
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},
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.resource = au1000_irda_res,
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.num_resources = ARRAY_SIZE(au1000_irda_res),
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};
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static struct platform_device *db1x00_devs[] = {
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static struct platform_device *db1x00_devs[] = {
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&db1x00_codec_dev,
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&db1x00_codec_dev,
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@ -397,10 +431,15 @@ static struct platform_device *db1x00_devs[] = {
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&db1x00_audio_dev,
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&db1x00_audio_dev,
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};
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};
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static struct platform_device *db1000_devs[] = {
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&db1000_irda_dev,
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};
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static struct platform_device *db1100_devs[] = {
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static struct platform_device *db1100_devs[] = {
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&au1100_lcd_device,
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&au1100_lcd_device,
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&db1100_mmc0_dev,
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&db1100_mmc0_dev,
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&db1100_mmc1_dev,
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&db1100_mmc1_dev,
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&db1000_irda_dev,
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};
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};
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static int __init db1000_dev_init(void)
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static int __init db1000_dev_init(void)
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@ -434,6 +473,7 @@ static int __init db1000_dev_init(void)
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d1 = AU1000_GPIO3_INT;
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d1 = AU1000_GPIO3_INT;
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s0 = AU1000_GPIO1_INT;
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s0 = AU1000_GPIO1_INT;
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s1 = AU1000_GPIO4_INT;
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s1 = AU1000_GPIO4_INT;
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platform_add_devices(db1000_devs, ARRAY_SIZE(db1000_devs));
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} else
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} else
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return 0; /* unknown board, no further dev setup to do */
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return 0; /* unknown board, no further dev setup to do */
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