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| author | Graeme Russ <graeme.russ@gmail.com> | 2009-08-23 12:59:56 +1000 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2009-09-04 21:56:45 +0200 |
| commit | ed7a1b681de1e31d18d5b92e2767ae8df3241687 (patch) | |
| tree | 9ff41a5e184dd262ff56c52a5274f513a380e8e2 /cpu/i386/sc520/sc520_ssi.c | |
| parent | 9b32f96b5b92ba13fdb4b5eb637734752235f260 (diff) | |
| download | u-boot-imx-ed7a1b681de1e31d18d5b92e2767ae8df3241687.zip u-boot-imx-ed7a1b681de1e31d18d5b92e2767ae8df3241687.tar.gz u-boot-imx-ed7a1b681de1e31d18d5b92e2767ae8df3241687.tar.bz2 | |
i386: Replace [read, write]_mmcr_[byte, word, long] with memory mapped structure
Signed-off-by: Graeme Russ <graeme.russ@gmail.com>
Diffstat (limited to 'cpu/i386/sc520/sc520_ssi.c')
| -rw-r--r-- | cpu/i386/sc520/sc520_ssi.c | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/cpu/i386/sc520/sc520_ssi.c b/cpu/i386/sc520/sc520_ssi.c index dd667ca..8dbe17a 100644 --- a/cpu/i386/sc520/sc520_ssi.c +++ b/cpu/i386/sc520/sc520_ssi.c @@ -61,32 +61,34 @@ int ssi_set_interface(int freq, int lsb_first, int inv_clock, int inv_phase) temp |= PHS_INV_ENB; } - write_mmcr_byte(SC520_SSICTL, temp); + sc520_mmcr->ssictl = temp; return 0; } u8 ssi_txrx_byte(u8 data) { - write_mmcr_byte(SC520_SSIXMIT, data); - while ((read_mmcr_byte(SC520_SSISTA)) & SSISTA_BSY); - write_mmcr_byte(SC520_SSICMD, SSICMD_CMD_SEL_XMITRCV); - while ((read_mmcr_byte(SC520_SSISTA)) & SSISTA_BSY); - return read_mmcr_byte(SC520_SSIRCV); + sc520_mmcr->ssixmit = data; + while (sc520_mmcr->ssista & SSISTA_BSY); + sc520_mmcr->ssicmd = SSICMD_CMD_SEL_XMITRCV; + while (sc520_mmcr->ssista & SSISTA_BSY); + + return sc520_mmcr->ssircv; } void ssi_tx_byte(u8 data) { - write_mmcr_byte(SC520_SSIXMIT, data); - while ((read_mmcr_byte(SC520_SSISTA)) & SSISTA_BSY); - write_mmcr_byte(SC520_SSICMD, SSICMD_CMD_SEL_XMIT); + sc520_mmcr->ssixmit = data; + while (sc520_mmcr->ssista & SSISTA_BSY); + sc520_mmcr->ssicmd = SSICMD_CMD_SEL_XMIT; } u8 ssi_rx_byte(void) { - while ((read_mmcr_byte(SC520_SSISTA)) & SSISTA_BSY); - write_mmcr_byte(SC520_SSICMD, SSICMD_CMD_SEL_RCV); - while ((read_mmcr_byte(SC520_SSISTA)) & SSISTA_BSY); - return read_mmcr_byte(SC520_SSIRCV); + while (sc520_mmcr->ssista & SSISTA_BSY); + sc520_mmcr->ssicmd = SSICMD_CMD_SEL_RCV; + while (sc520_mmcr->ssista & SSISTA_BSY); + + return sc520_mmcr->ssircv; } |