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authorChao Fu <B44548@freescale.com>2014-05-06 09:13:03 +0800
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2014-06-09 09:18:15 +0200
commitcb6d04d60664210d2e198192e164b6cfc8bade83 (patch)
treee8b099002c921a2304bcf31d12210e2f90217c9a /board/freescale/vf610twr
parent9d2ca0984bda37bb58bf7f58f1626450e28a6595 (diff)
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arm: vf610: Add QSPI support for VF610TWR
Add QSPI support for VF610TWR, such as clock and iomux. Signed-off-by: Alison Wang <Huan.Wang@freescale.com> Signed-off-by: Chao Fu <b44548@freescale.com>
Diffstat (limited to 'board/freescale/vf610twr')
-rw-r--r--board/freescale/vf610twr/vf610twr.c29
1 files changed, 27 insertions, 2 deletions
diff --git a/board/freescale/vf610twr/vf610twr.c b/board/freescale/vf610twr/vf610twr.c
index d64d3aa..54a9f2c 100644
--- a/board/freescale/vf610twr/vf610twr.c
+++ b/board/freescale/vf610twr/vf610twr.c
@@ -278,6 +278,26 @@ static void setup_iomux_i2c(void)
imx_iomux_v3_setup_multiple_pads(i2c0_pads, ARRAY_SIZE(i2c0_pads));
}
+static void setup_iomux_qspi(void)
+{
+ static const iomux_v3_cfg_t qspi0_pads[] = {
+ VF610_PAD_PTD0__QSPI0_A_QSCK,
+ VF610_PAD_PTD1__QSPI0_A_CS0,
+ VF610_PAD_PTD2__QSPI0_A_DATA3,
+ VF610_PAD_PTD3__QSPI0_A_DATA2,
+ VF610_PAD_PTD4__QSPI0_A_DATA1,
+ VF610_PAD_PTD5__QSPI0_A_DATA0,
+ VF610_PAD_PTD7__QSPI0_B_QSCK,
+ VF610_PAD_PTD8__QSPI0_B_CS0,
+ VF610_PAD_PTD9__QSPI0_B_DATA3,
+ VF610_PAD_PTD10__QSPI0_B_DATA2,
+ VF610_PAD_PTD11__QSPI0_B_DATA1,
+ VF610_PAD_PTD12__QSPI0_B_DATA0,
+ };
+
+ imx_iomux_v3_setup_multiple_pads(qspi0_pads, ARRAY_SIZE(qspi0_pads));
+}
+
#ifdef CONFIG_FSL_ESDHC
struct fsl_esdhc_cfg esdhc_cfg[1] = {
{ESDHC1_BASE_ADDR},
@@ -321,7 +341,8 @@ static void clock_init(void)
clrsetbits_le32(&ccm->ccgr2, CCM_REG_CTRL_MASK,
CCM_CCGR2_IOMUXC_CTRL_MASK | CCM_CCGR2_PORTA_CTRL_MASK |
CCM_CCGR2_PORTB_CTRL_MASK | CCM_CCGR2_PORTC_CTRL_MASK |
- CCM_CCGR2_PORTD_CTRL_MASK | CCM_CCGR2_PORTE_CTRL_MASK);
+ CCM_CCGR2_PORTD_CTRL_MASK | CCM_CCGR2_PORTE_CTRL_MASK |
+ CCM_CCGR2_QSPI0_CTRL_MASK);
clrsetbits_le32(&ccm->ccgr3, CCM_REG_CTRL_MASK,
CCM_CCGR3_ANADIG_CTRL_MASK);
clrsetbits_le32(&ccm->ccgr4, CCM_REG_CTRL_MASK,
@@ -352,11 +373,14 @@ static void clock_init(void)
CCM_CACRR_IPG_CLK_DIV(1) | CCM_CACRR_BUS_CLK_DIV(2) |
CCM_CACRR_ARM_CLK_DIV(0));
clrsetbits_le32(&ccm->cscmr1, CCM_REG_CTRL_MASK,
- CCM_CSCMR1_ESDHC1_CLK_SEL(3));
+ CCM_CSCMR1_ESDHC1_CLK_SEL(3) | CCM_CSCMR1_QSPI0_CLK_SEL(3));
clrsetbits_le32(&ccm->cscdr1, CCM_REG_CTRL_MASK,
CCM_CSCDR1_RMII_CLK_EN);
clrsetbits_le32(&ccm->cscdr2, CCM_REG_CTRL_MASK,
CCM_CSCDR2_ESDHC1_EN | CCM_CSCDR2_ESDHC1_CLK_DIV(0));
+ clrsetbits_le32(&ccm->cscdr3, CCM_REG_CTRL_MASK,
+ CCM_CSCDR3_QSPI0_EN | CCM_CSCDR3_QSPI0_DIV(1) |
+ CCM_CSCDR3_QSPI0_X2_DIV(1) | CCM_CSCDR3_QSPI0_X4_DIV(3));
clrsetbits_le32(&ccm->cscmr2, CCM_REG_CTRL_MASK,
CCM_CSCMR2_RMII_CLK_SEL(0));
}
@@ -386,6 +410,7 @@ int board_early_init_f(void)
setup_iomux_uart();
setup_iomux_enet();
setup_iomux_i2c();
+ setup_iomux_qspi();
return 0;
}