ARM: clk-imx31: Add dummy clock

Add dummy clock as it is required by some i.mx drivers.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

diff --git a/arch/arm/mach-imx/clk-imx31.c b/arch/arm/mach-imx/clk-imx31.c
index 8be64e0..590dd87 100644 (file)
--- a/arch/arm/mach-imx/clk-imx31.c
+++ b/arch/arm/mach-imx/clk-imx31.c
@@ -34,8 +34,8 @@ static const char *csi_sel[] = { "upll", "spll", };
 static const char *fir_sel[] = { "mcu_main", "upll", "spll" };
 
 enum mx31_clks {
-       ckih, ckil, mpll, spll, upll, mcu_main, hsp, ahb, nfc, ipg, per_div,
-       per, csi, fir, csi_div, usb_div_pre, usb_div_post, fir_div_pre,
+       dummy, ckih, ckil, mpll, spll, upll, mcu_main, hsp, ahb, nfc, ipg,
+       per_div, per, csi, fir, csi_div, usb_div_pre, usb_div_post, fir_div_pre,
        fir_div_post, sdhc1_gate, sdhc2_gate, gpt_gate, epit1_gate, epit2_gate,
        iim_gate, ata_gate, sdma_gate, cspi3_gate, rng_gate, uart1_gate,
        uart2_gate, ssi1_gate, i2c1_gate, i2c2_gate, i2c3_gate, hantro_gate,
@@ -52,6 +52,7 @@ int __init mx31_clocks_init(unsigned long fref)
        void __iomem *base = MX31_IO_ADDRESS(MX31_CCM_BASE_ADDR);
        int i;
 
+       clk[dummy] = imx_clk_fixed("dummy", 0);
        clk[ckih] = imx_clk_fixed("ckih", fref);
        clk[ckil] = imx_clk_fixed("ckil", 32768);
        clk[mpll] = imx_clk_pllv1("mpll", "ckih", base + MXC_CCM_MPCTL);