[sherlock][spi] Reduce clock speed to 10MHz
Test: Verified clock speed on logic analyzer
Change-Id: I8f823435abce0d1e99fefab7a895bb4245600ed0
diff --git a/zircon/system/dev/board/sherlock/sherlock-spi.cc b/zircon/system/dev/board/sherlock/sherlock-spi.cc
index 9a2478a..f105085 100644
--- a/zircon/system/dev/board/sherlock/sherlock-spi.cc
+++ b/zircon/system/dev/board/sherlock/sherlock-spi.cc
@@ -16,7 +16,7 @@
#include "sherlock.h"
#define HHI_SPICC_CLK_CNTL (0xf7 * 4)
-#define spicc_0_clk_sel_fclk_div2 (4 << 7)
+#define spicc_0_clk_sel_fclk_div5 (5 << 7)
#define spicc_0_clk_en (1 << 6)
#define spicc_0_clk_div(x) ((x)-1)
@@ -124,7 +124,7 @@
}
// SPICC0 clock enable
- buf->Write32(spicc_0_clk_sel_fclk_div2 | spicc_0_clk_en | spicc_0_clk_div(10),
+ buf->Write32(spicc_0_clk_sel_fclk_div5 | spicc_0_clk_en | spicc_0_clk_div(10),
HHI_SPICC_CLK_CNTL);
}