Signed-off-by: Baruch Siach <baruch@xxxxxxxxxx>
---
arch/arm/mach-mx25/clock.c | 14 ++++++++++++--
arch/arm/mach-mx25/devices.c | 22 ++++++++++++++++++++++
arch/arm/mach-mx25/devices.h | 1 +
arch/arm/plat-mxc/include/mach/mx25.h | 2 ++
4 files changed, 37 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-mx25/clock.c b/arch/arm/mach-mx25/clock.c
index 1550149..7a98d18 100644
--- a/arch/arm/mach-mx25/clock.c
+++ b/arch/arm/mach-mx25/clock.c
@@ -129,6 +129,11 @@ static unsigned long get_rate_lcdc(struct clk *clk)
return get_rate_per(7);
}
+static unsigned long get_rate_csi(struct clk *clk)
+{
+ return get_rate_per(0);
+}
+
static unsigned long get_rate_otg(struct clk *clk)
{
return 48000000; /* FIXME */
@@ -174,6 +179,8 @@ DEFINE_CLOCK(cspi3_clk, 0, CCM_CGCR1, 7, get_rate_ipg, NULL, NULL);
DEFINE_CLOCK(fec_ahb_clk, 0, CCM_CGCR0, 23, NULL, NULL, NULL);
DEFINE_CLOCK(lcdc_ahb_clk, 0, CCM_CGCR0, 24, NULL, NULL, NULL);
DEFINE_CLOCK(lcdc_per_clk, 0, CCM_CGCR0, 7, NULL, NULL, &lcdc_ahb_clk);
+DEFINE_CLOCK(csi_ahb_clk, 0, CCM_CGCR0, 18, get_rate_csi, NULL, NULL);
+DEFINE_CLOCK(csi_per_clk, 0, CCM_CGCR0, 0, get_rate_csi, NULL, &csi_ahb_clk);
DEFINE_CLOCK(uart1_clk, 0, CCM_CGCR2, 14, get_rate_uart, NULL, &uart_per_clk);
DEFINE_CLOCK(uart2_clk, 0, CCM_CGCR2, 15, get_rate_uart, NULL, &uart_per_clk);
DEFINE_CLOCK(uart3_clk, 0, CCM_CGCR2, 16, get_rate_uart, NULL, &uart_per_clk);
@@ -191,6 +198,7 @@ DEFINE_CLOCK(i2c_clk, 0, CCM_CGCR0, 6, get_rate_i2c, NULL, NULL);
DEFINE_CLOCK(fec_clk, 0, CCM_CGCR1, 15, get_rate_ipg, NULL, &fec_ahb_clk);
DEFINE_CLOCK(dryice_clk, 0, CCM_CGCR1, 8, get_rate_ipg, NULL, NULL);
DEFINE_CLOCK(lcdc_clk, 0, CCM_CGCR1, 29, get_rate_lcdc, NULL, &lcdc_per_clk);
+DEFINE_CLOCK(csi_clk, 0, CCM_CGCR1, 4, get_rate_csi, NULL, &csi_per_clk);
#define _REGISTER_CLOCK(d, n, c) \
{ \
@@ -225,6 +233,7 @@ static struct clk_lookup lookups[] = {
_REGISTER_CLOCK("fec.0", NULL, fec_clk)
_REGISTER_CLOCK("imxdi_rtc.0", NULL, dryice_clk)
_REGISTER_CLOCK("imx-fb.0", NULL, lcdc_clk)
+ _REGISTER_CLOCK("mx2-camera.0", NULL, csi_clk)
};
int __init mx25_clocks_init(void)
@@ -239,8 +248,9 @@ int __init mx25_clocks_init(void)
__raw_writel((0xf << 16) | (3 << 26), CRM_BASE + CCM_CGCR1);
__raw_writel((1 << 5), CRM_BASE + CCM_CGCR2);
- /* Clock source for lcdc is upll */
- __raw_writel(__raw_readl(CRM_BASE+0x64) | (1 << 7), CRM_BASE + 0x64);
+ /* Clock source for lcdc and csi is upll */
+ __raw_writel(__raw_readl(CRM_BASE+0x64) | (1 << 7) | (1 << 0),
+ CRM_BASE + 0x64);
mxc_timer_init(&gpt_clk, MX25_IO_ADDRESS(MX25_GPT1_BASE_ADDR), 54);
diff --git a/arch/arm/mach-mx25/devices.c b/arch/arm/mach-mx25/devices.c
index 3f4b8a0..bc6d189 100644
--- a/arch/arm/mach-mx25/devices.c
+++ b/arch/arm/mach-mx25/devices.c
@@ -500,3 +500,25 @@ struct platform_device mx25_fb_device = {
.coherent_dma_mask = 0xFFFFFFFF,
},
};
+
+static struct resource mx25_csi_resources[] = {
+ {
+ .start = MX25_CSI_BASE_ADDR,
+ .end = MX25_CSI_BASE_ADDR + 0xfff,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = MX25_INT_CSI,
+ .flags = IORESOURCE_IRQ
+ },
+};
+
+struct platform_device mx25_csi_device = {
+ .name = "mx2-camera",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(mx25_csi_resources),
+ .resource = mx25_csi_resources,
+ .dev = {
+ .coherent_dma_mask = 0xFFFFFFFF,
+ },
+};
diff --git a/arch/arm/mach-mx25/devices.h b/arch/arm/mach-mx25/devices.h
index 39560e1..1e80ac2 100644
--- a/arch/arm/mach-mx25/devices.h
+++ b/arch/arm/mach-mx25/devices.h
@@ -21,3 +21,4 @@ extern struct platform_device mx25_fec_device;
extern struct platform_device mxc_nand_device;
extern struct platform_device mx25_rtc_device;
extern struct platform_device mx25_fb_device;
+extern struct platform_device mx25_csi_device;
diff --git a/arch/arm/plat-mxc/include/mach/mx25.h b/arch/arm/plat-mxc/include/mach/mx25.h
index 4eb6e33..5e6a8b5 100644
--- a/arch/arm/plat-mxc/include/mach/mx25.h
+++ b/arch/arm/plat-mxc/include/mach/mx25.h
@@ -34,11 +34,13 @@
#define MX25_NFC_BASE_ADDR 0xbb000000
#define MX25_DRYICE_BASE_ADDR 0x53ffc000
#define MX25_LCDC_BASE_ADDR 0x53fbc000
+#define MX25_CSI_BASE_ADDR 0x53ff8000
#define MX25_INT_DRYICE 25
#define MX25_INT_FEC 57
#define MX25_INT_NANDFC 33
#define MX25_INT_LCDC 39
+#define MX25_INT_CSI 17
#if defined(IMX_NEEDS_DEPRECATED_SYMBOLS)
#define UART1_BASE_ADDR MX25_UART1_BASE_ADDR
--
1.7.1
--
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