From 3d522fb41ead214d9d9236ec184271633e1cfc2f Mon Sep 17 00:00:00 2001 From: Chandra shekhar Date: Fri, 21 Nov 2008 13:39:46 -0800 Subject: i2c-omap: Add support for omap34xx Add support for omap34xx Signed-off-by: chandra shekhar Signed-off-by: Tony Lindgren --- drivers/i2c/busses/i2c-omap.c | 20 +++++++++++--------- 1 file changed, 11 insertions(+), 9 deletions(-) (limited to 'drivers/i2c/busses/i2c-omap.c') diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c index 9ae4b74f3d1a..3f7726a43125 100644 --- a/drivers/i2c/busses/i2c-omap.c +++ b/drivers/i2c/busses/i2c-omap.c @@ -156,7 +156,7 @@ static inline u16 omap_i2c_read_reg(struct omap_i2c_dev *i2c_dev, int reg) static int omap_i2c_get_clocks(struct omap_i2c_dev *dev) { - if (cpu_is_omap16xx() || cpu_is_omap24xx()) { + if (cpu_is_omap16xx() || cpu_class_is_omap2()) { dev->iclk = clk_get(dev->dev, "i2c_ick"); if (IS_ERR(dev->iclk)) { dev->iclk = NULL; @@ -266,7 +266,7 @@ static int omap_i2c_init(struct omap_i2c_dev *dev) psc = fclk_rate / 12000000; } - if (cpu_is_omap2430()) { + if (cpu_is_omap2430() || cpu_is_omap34xx()) { /* HSI2C controller internal clk rate should be 19.2 Mhz */ internal_clk = 19200; @@ -608,7 +608,8 @@ omap_i2c_isr(int this_irq, void *dev_id) *dev->buf++ = w; dev->buf_len--; /* Data reg from 2430 is 8 bit wide */ - if (!cpu_is_omap2430()) { + if (!cpu_is_omap2430() && + !cpu_is_omap34xx()) { if (dev->buf_len) { *dev->buf++ = w >> 8; dev->buf_len--; @@ -646,7 +647,8 @@ omap_i2c_isr(int this_irq, void *dev_id) w = *dev->buf++; dev->buf_len--; /* Data reg from 2430 is 8 bit wide */ - if (!cpu_is_omap2430()) { + if (!cpu_is_omap2430() && + !cpu_is_omap34xx()) { if (dev->buf_len) { w |= *dev->buf++ << 8; dev->buf_len--; @@ -694,7 +696,7 @@ omap_i2c_probe(struct platform_device *pdev) struct i2c_adapter *adap; struct resource *mem, *irq, *ioarea; int r; - u32 *speed = NULL; + u32 speed = 0; /* NOTE: driver uses the static register mapping */ mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); @@ -722,11 +724,11 @@ omap_i2c_probe(struct platform_device *pdev) } if (pdev->dev.platform_data != NULL) - speed = (u32 *) pdev->dev.platform_data; + speed = *(u32 *)pdev->dev.platform_data; else - *speed = 100; /* Defualt speed */ + speed = 100; /* Defualt speed */ - dev->speed = *speed; + dev->speed = speed; dev->dev = &pdev->dev; dev->irq = irq->start; dev->base = ioremap(mem->start, mem->end - mem->start + 1); @@ -745,7 +747,7 @@ omap_i2c_probe(struct platform_device *pdev) if (cpu_is_omap15xx()) dev->rev1 = omap_i2c_read_reg(dev, OMAP_I2C_REV_REG) < 0x20; - if (cpu_is_omap2430()) { + if (cpu_is_omap2430() || cpu_is_omap34xx()) { u16 s; /* Set up the fifo size - Get total size */ -- cgit v1.2.1