ARM: mx25: Print silicon revision on boot
Silicon revision is useful information to have during kernel boot.
Print the MX25 silicon revision.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Jason Liu <jason.hui@linaro.org>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-imx/clock-imx25.c b/arch/arm/mach-imx/clock-imx25.c
index e63e235..b0fec74c 100644
--- a/arch/arm/mach-imx/clock-imx25.c
+++ b/arch/arm/mach-imx/clock-imx25.c
@@ -263,6 +263,7 @@
DEFINE_CLOCK(csi_clk, 0, CCM_CGCR1, 4, get_rate_csi, NULL, &csi_per_clk);
DEFINE_CLOCK(can1_clk, 0, CCM_CGCR1, 2, get_rate_ipg, NULL, NULL);
DEFINE_CLOCK(can2_clk, 1, CCM_CGCR1, 3, get_rate_ipg, NULL, NULL);
+DEFINE_CLOCK(iim_clk, 0, CCM_CGCR1, 26, NULL, NULL, NULL);
#define _REGISTER_CLOCK(d, n, c) \
{ \
@@ -310,6 +311,7 @@
_REGISTER_CLOCK("flexcan.1", NULL, can2_clk)
/* i.mx25 has the i.mx35 type sdma */
_REGISTER_CLOCK("imx35-sdma", NULL, sdma_clk)
+ _REGISTER_CLOCK(NULL, "iim", iim_clk)
};
int __init mx25_clocks_init(void)
@@ -334,6 +336,10 @@
/* Clock source for gpt is ahb_div */
__raw_writel(__raw_readl(CRM_BASE+0x64) & ~(1 << 5), CRM_BASE + 0x64);
+ clk_enable(&iim_clk);
+ imx_print_silicon_rev("i.MX25", mx25_revision());
+ clk_disable(&iim_clk);
+
mxc_timer_init(&gpt_clk, MX25_IO_ADDRESS(MX25_GPT1_BASE_ADDR), 54);
return 0;