platform: mdmfermium: Add uart and usb clock code
Add code for uart and usb clocks on mdmfermium,
enable the spmi driver, add soc ids for all variants
of mdmfermium targets.
Change-Id: If85a344d8cc339feafe174b2cdc9c1a5e8460e22
diff --git a/platform/mdmfermium/acpuclock.c b/platform/mdmfermium/acpuclock.c
index 7463222..bd068ad 100644
--- a/platform/mdmfermium/acpuclock.c
+++ b/platform/mdmfermium/acpuclock.c
@@ -37,11 +37,81 @@
void hsusb_clock_init(void)
{
+ int ret;
+ struct clk *iclk, *cclk;
+ ret = clk_get_set_enable("usb_iface_clk", 0, 1);
+ if(ret)
+ {
+ dprintf(CRITICAL, "failed to set usb_iface_clk ret = %d\n", ret);
+ ASSERT(0);
+ }
+
+ ret = clk_get_set_enable("usb_core_clk", 133330000, 1);
+ if(ret)
+ {
+ dprintf(CRITICAL, "failed to set usb_core_clk ret = %d\n", ret);
+ ASSERT(0);
+ }
+
+ mdelay(20);
+
+ iclk = clk_get("usb_iface_clk");
+ cclk = clk_get("usb_core_clk");
+
+ clk_disable(iclk);
+ clk_disable(cclk);
+
+ mdelay(20);
+
+ /* Start the block reset for usb */
+ writel(1, USB_HS_BCR);
+
+ mdelay(20);
+
+ /* Take usb block out of reset */
+ writel(0, USB_HS_BCR);
+
+ mdelay(20);
+
+ ret = clk_enable(iclk);
+
+ if(ret)
+ {
+ dprintf(CRITICAL, "failed to set usb_iface_clk after async ret = %d\n", ret);
+ ASSERT(0);
+ }
+
+ ret = clk_enable(cclk);
+
+ if(ret)
+ {
+ dprintf(CRITICAL, "failed to set usb_iface_clk after async ret = %d\n", ret);
+ ASSERT(0);
+ }
}
/* Configure UART clock based on the UART block id*/
void clock_config_uart_dm(uint8_t id)
{
+ int ret;
+ char iclk[64];
+ char cclk[64];
+ snprintf(iclk, sizeof(iclk), "uart%u_iface_clk", id);
+ snprintf(cclk, sizeof(cclk), "uart%u_core_clk", id);
+
+ ret = clk_get_set_enable(iclk, 0, 1);
+ if(ret)
+ {
+ dprintf(CRITICAL, "failed to set %s ret = %d\n", iclk, ret);
+ ASSERT(0);
+ }
+
+ ret = clk_get_set_enable(cclk, 7372800, 1);
+ if(ret)
+ {
+ dprintf(CRITICAL, "failed to set %s ret = %d\n", cclk, ret);
+ ASSERT(0);
+ }
}