clk: imx35: define two clocks for rtc

The imx35 don't define clocks for rtc.
This patch add two clocks, as needed
by the mxc rtc driver.

Signed-off-by: Philippe Reynes <tremyfr@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

1 files changed, 5 insertions, 1 deletions

diff --git a/drivers/clk/imx/clk-imx35.c b/drivers/clk/imx/clk-imx35.c
index 69138ba3dec7..8623cd4e49fd 100644
--- a/drivers/clk/imx/clk-imx35.c
+++ b/drivers/clk/imx/clk-imx35.c
@@ -66,7 +66,7 @@ static const char *std_sel[] = {"ppll", "arm"};
 static const char *ipg_per_sel[] = {"ahb_per_div", "arm_per_div"};
 
 enum mx35_clks {
-        ckih, mpll, ppll, mpll_075, arm, hsp, hsp_div, hsp_sel, ahb, ipg,
+        ckih, ckil, mpll, ppll, mpll_075, arm, hsp, hsp_div, hsp_sel, ahb, ipg,
         arm_per_div, ahb_per_div, ipg_per, uart_sel, uart_div, esdhc_sel,
         esdhc1_div, esdhc2_div, esdhc3_div, spdif_sel, spdif_div_pre,
         spdif_div_post, ssi_sel, ssi1_div_pre, ssi1_div_post, ssi2_div_pre,
@@ -107,6 +107,7 @@ int __init mx35_clocks_init(void)
         }
 
         clk[ckih] = imx_clk_fixed("ckih", 24000000);
+        clk[ckil] = imx_clk_fixed("ckih", 32768);
         clk[mpll] = imx_clk_pllv1(IMX_PLLV1_IMX35, "mpll", "ckih", base + MX35_CCM_MPCTL);
         clk[ppll] = imx_clk_pllv1(IMX_PLLV1_IMX35, "ppll", "ckih", base + MX35_CCM_PPCTL);
 
@@ -258,6 +259,9 @@ int __init mx35_clocks_init(void)
         clk_register_clkdev(clk[ipg], "ipg", "imx21-uart.1");
         clk_register_clkdev(clk[uart3_gate], "per", "imx21-uart.2");
         clk_register_clkdev(clk[ipg], "ipg", "imx21-uart.2");
+        /* i.mx35 has the i.mx21 type rtc */
+        clk_register_clkdev(clk[ckil], "ref", "imx21-rtc");
+        clk_register_clkdev(clk[rtc_gate], "ipg", "imx21-rtc");
         clk_register_clkdev(clk[usb_div], "per", "mxc-ehci.0");
         clk_register_clkdev(clk[ipg], "ipg", "mxc-ehci.0");
         clk_register_clkdev(clk[usbotg_gate], "ahb", "mxc-ehci.0");