Commit 644bc7ec authored by Jason Jin's avatar Jason Jin Committed by York Sun
Browse files

arm: ls102xa: Add snoop disable for slave port 0, 1 and 2



Disable the snoop for slave interface 0, 1 and 2
to avoid the interleaving on the CCI400 BUS.
Signed-off-by: default avatarJason Jin <Jason.Jin@freescale.com>
Signed-off-by: default avatarMinghuan Lian <Minghuan.Lian@freescale.com>
Reviewed-by: default avatarYork Sun <yorksun@freescale.com>
parent 8776cb20
......@@ -448,6 +448,7 @@ struct ccsr_ddr {
#define CCI400_CTRLORD_TERM_BARRIER 0x00000008
#define CCI400_CTRLORD_EN_BARRIER 0
#define CCI400_SHAORD_NON_SHAREABLE 0x00000002
/* CCI-400 registers */
struct ccsr_cci400 {
......
......@@ -233,6 +233,13 @@ int board_init(void)
/* Set CCI-400 control override register to
* enable barrier transaction */
out_le32(&cci->ctrl_ord, CCI400_CTRLORD_EN_BARRIER);
/*
* Set CCI-400 Slave interface S0, S1, S2 Shareable Override Register
* All transactions are treated as non-shareable
*/
out_le32(&cci->slave[0].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
out_le32(&cci->slave[1].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
out_le32(&cci->slave[2].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
......
......@@ -277,6 +277,16 @@ int board_early_init_f(void)
int board_init(void)
{
struct ccsr_cci400 *cci = (struct ccsr_cci400 *)CONFIG_SYS_CCI400_ADDR;
/*
* Set CCI-400 Slave interface S0, S1, S2 Shareable Override Register
* All transactions are treated as non-shareable
*/
out_le32(&cci->slave[0].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
out_le32(&cci->slave[1].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
out_le32(&cci->slave[2].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
#ifndef CONFIG_SYS_FSL_NO_SERDES
fsl_serdes_init();
config_serdes_mux();
......
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