[U-Boot] [PATCH v3 42/60] powerpc: mpc83xx: Implement get_serial_clock()
Mario Six
mario.six at gdsys.cc
Mon Jan 21 08:18:05 UTC 2019
DM serial drivers on PowerPC determine their clock frequency via the
get_serial_clock function. This function is not Implemented yet for
MPC83xx.
This patch Implements the function so that DM serial drivers work on
MPC83xx.
Signed-off-by: Mario Six <mario.six at gdsys.cc>
---
v2 -> v3:
No changes
v1 -> v2:
New in v2
---
arch/powerpc/cpu/mpc83xx/speed.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/powerpc/cpu/mpc83xx/speed.c b/arch/powerpc/cpu/mpc83xx/speed.c
index e870a23103b..e118a10fa8b 100644
--- a/arch/powerpc/cpu/mpc83xx/speed.c
+++ b/arch/powerpc/cpu/mpc83xx/speed.c
@@ -516,6 +516,11 @@ ulong get_ddr_freq(ulong dummy)
return gd->mem_clk;
}
+int get_serial_clock(void)
+{
+ return get_bus_freq(0);
+}
+
static int do_clocks(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
char buf[32];
--
2.20.1
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