ARM: keystone2: Add support for getting external clock dynamically

[u-boot] / board / ti / ks2_evm / board_k2e.c

diff --git a/board/ti/ks2_evm/board_k2e.c b/board/ti/ks2_evm/board_k2e.c
index cbb3077bc36ca4ff4d5abdc75e5a7aabe5649606..64f0c9cd5b5c5b4300967205372762a38cc177a0 100644 (file)
--- a/board/ti/ks2_evm/board_k2e.c
+++ b/board/ti/ks2_evm/board_k2e.c
@@ -14,12 +14,30 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-unsigned int external_clk[ext_clk_count] = {
-       [sys_clk]       = 100000000,
-       [alt_core_clk]  = 100000000,
-       [pa_clk]        = 100000000,
-       [ddr3a_clk]     = 100000000,
-};
+unsigned int get_external_clk(u32 clk)
+{
+       unsigned int clk_freq;
+
+       switch (clk) {
+       case sys_clk:
+               clk_freq = 100000000;
+               break;
+       case alt_core_clk:
+               clk_freq = 100000000;
+               break;
+       case pa_clk:
+               clk_freq = 100000000;
+               break;
+       case ddr3a_clk:
+               clk_freq = 100000000;
+               break;
+       default:
+               clk_freq = 0;
+               break;
+       }
+
+       return clk_freq;
+}
 
 static struct pll_init_data core_pll_config[NUM_SPDS] = {
        [SPD800]        = CORE_PLL_800,