diff options
| author | Ionela Voinescu <ionela.voinescu@imgtec.com> | 2015-01-26 13:15:12 +0000 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2015-04-14 12:08:23 +0200 |
| commit | 8b1f23ef0307974737f49b237664f66f5e2c35c7 (patch) | |
| tree | 29e27ae1b988b3f331bf0966a32c053b87fa5308 /src/mainboard | |
| parent | 125427a07f7eec03d924f8cb3378bbe954804319 (diff) | |
urara: add clock setup for MIPS CPU, ROM and Ethernet
BUG=chrome-os-partner:31438
TEST=tested on Pistachio bring up board; works properly
BRANCH=none
Change-Id: Ie386d6af9eeba7a72b1b88d515e6cb1821569c6b
Signed-off-by: Stefan Reinauer <reinauer@chromium.org>
Original-Commit-Id: d4b8d8b6f965296f9ecf62da8e5f383c3667b077
Original-Change-Id: I9eb464340b0475ae735ba5573ab0841dac0d74eb
Original-Signed-off-by: Ionela Voinescu <ionela.voinescu@imgtec.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/243215
Original-Reviewed-by: David Hendricks <dhendrix@chromium.org>
Reviewed-on: http://review.coreboot.org/9669
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/google/urara/bootblock.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/mainboard/google/urara/bootblock.c b/src/mainboard/google/urara/bootblock.c index 6d90d5932e..b21a8885f4 100644 --- a/src/mainboard/google/urara/bootblock.c +++ b/src/mainboard/google/urara/bootblock.c @@ -110,13 +110,27 @@ static int init_clocks(void) /* System PLL divided by 2 -> 400 MHz */ /* The same frequency will be the input frequency for the SPFI block */ system_clk_setup(1); + + /* MIPS CPU dividers: division by 1 -> 550 MHz + * This is set up as we cannot make any assumption about + * the values set or not by the boot ROM code */ + mips_clk_setup(0, 0); + /* System clock divided by 8 -> 50 MHz */ ret = usb_clk_setup(7, 2, 7); if (ret != CLOCKS_OK) return ret; + /* System PLL divided by 7 divided by 62 -> 1.8433 Mhz */ uart1_clk_setup(6, 61); + /* Ethernet clocks setup: ENET as clock source */ + eth_clk_setup(0, 7); + + /* ROM clock setup: system clock divided by 2 -> 200 MHz */ + /* Hash accelerator is driven from the ROM clock */ + rom_clk_setup(1); + /* Setup system PLL at 800 MHz */ ret = sys_pll_setup(2, 1); if (ret != CLOCKS_OK) |