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authorwdenk <wdenk>2003-10-15 23:53:47 +0000
committerwdenk <wdenk>2003-10-15 23:53:47 +0000
commit42d1f0394bef0624fc9664714d54bb137931d6a6 (patch)
tree892a4130507484d25faf9a72e019cf88cfb3e3d9 /cpu/mpc5xxx/i2c.c
parent2d5b561e2bfdee8552a99b2cf93016cce2a74895 (diff)
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* Patches by Xianghua Xiao, 15 Oct 2003:
- Added Motorola CPU 8540/8560 support (cpu/85xx) - Added Motorola MPC8540ADS board support (board/mpc8540ads) - Added Motorola MPC8560ADS board support (board/mpc8560ads) * Minor code cleanup
Diffstat (limited to 'cpu/mpc5xxx/i2c.c')
-rw-r--r--cpu/mpc5xxx/i2c.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/cpu/mpc5xxx/i2c.c b/cpu/mpc5xxx/i2c.c
index 74a610f..ea37fb0 100644
--- a/cpu/mpc5xxx/i2c.c
+++ b/cpu/mpc5xxx/i2c.c
@@ -133,13 +133,13 @@ static int do_address(uchar chip, char rdwr_flag)
mpc_reg_out(&regs->mcr, I2C_TX, I2C_TX);
mpc_reg_out(&regs->mdr, chip, 0);
- if (wait_for_pin(&status)) {
- return -2;
- }
+ if (wait_for_pin(&status)) {
+ return -2;
+ }
- if (status & I2C_RXAK) {
- return -3;
- }
+ if (status & I2C_RXAK) {
+ return -3;
+ }
return 0;
}
@@ -250,7 +250,7 @@ static int mpc_get_fdr(int speed)
ipb = gd->ipb_clk;
for (i = 7; i >= 0; i--) {
for (j = 7; j >= 0; j--) {
- scl = 2 * (scltap[j].scl2tap +
+ scl = 2 * (scltap[j].scl2tap +
(SCL_Tap[i] - 1) * scltap[j].tap2tap + 2);
if (ipb <= speed*scl) {
if ((speed*scl - ipb) < bestmatch) {
@@ -344,13 +344,13 @@ int i2c_write(uchar chip, uint addr, int alen, uchar *buf, int len)
xaddr[2] = (addr >> 8) & 0xFF;
xaddr[3] = addr & 0xFF;
- if (wait_for_bb()) {
+ if (wait_for_bb()) {
printf("i2c_write: bus is busy\n");
goto Done;
}
- mpc_reg_out(&regs->mcr, I2C_STA, I2C_STA);
- if (do_address(chip, 0)) {
+ mpc_reg_out(&regs->mcr, I2C_STA, I2C_STA);
+ if (do_address(chip, 0)) {
printf("i2c_write: failed to address chip\n");
goto Done;
}