diff options
| author | Yangbo Lu <yangbo.lu@nxp.com> | 2016-02-24 17:26:55 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-02-25 16:22:02 -0500 |
| commit | c35ec779663b030ad3a03147be23146274026ae3 (patch) | |
| tree | b263d5ebcf92f634e9cb505f969637c388b0319d /drivers/net | |
| parent | 3db66fdc5fb2a4e11df63286ee7ea3a828725529 (diff) | |
gianfar_ptp: replace get_of_u32 with of_property_read_u32
Replace get_of_u32 with standard helper function of_property_read_u32
since the latter can process cpu endianness.
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/freescale/gianfar_ptp.c | 33 |
1 files changed, 13 insertions, 20 deletions
diff --git a/drivers/net/ethernet/freescale/gianfar_ptp.c b/drivers/net/ethernet/freescale/gianfar_ptp.c index b40fba929d65..57798814160d 100644 --- a/drivers/net/ethernet/freescale/gianfar_ptp.c +++ b/drivers/net/ethernet/freescale/gianfar_ptp.c @@ -422,19 +422,6 @@ static struct ptp_clock_info ptp_gianfar_caps = { .enable = ptp_gianfar_enable, }; -/* OF device tree */ - -static int get_of_u32(struct device_node *node, char *str, u32 *val) -{ - int plen; - const u32 *prop = of_get_property(node, str, &plen); - - if (!prop || plen != sizeof(*prop)) - return -1; - *val = *prop; - return 0; -} - static int gianfar_ptp_probe(struct platform_device *dev) { struct device_node *node = dev->dev.of_node; @@ -452,15 +439,21 @@ static int gianfar_ptp_probe(struct platform_device *dev) etsects->caps = ptp_gianfar_caps; - if (get_of_u32(node, "fsl,cksel", &etsects->cksel)) + if (of_property_read_u32(node, "fsl,cksel", &etsects->cksel)) etsects->cksel = DEFAULT_CKSEL; - if (get_of_u32(node, "fsl,tclk-period", &etsects->tclk_period) || - get_of_u32(node, "fsl,tmr-prsc", &etsects->tmr_prsc) || - get_of_u32(node, "fsl,tmr-add", &etsects->tmr_add) || - get_of_u32(node, "fsl,tmr-fiper1", &etsects->tmr_fiper1) || - get_of_u32(node, "fsl,tmr-fiper2", &etsects->tmr_fiper2) || - get_of_u32(node, "fsl,max-adj", &etsects->caps.max_adj)) { + if (of_property_read_u32(node, + "fsl,tclk-period", &etsects->tclk_period) || + of_property_read_u32(node, + "fsl,tmr-prsc", &etsects->tmr_prsc) || + of_property_read_u32(node, + "fsl,tmr-add", &etsects->tmr_add) || + of_property_read_u32(node, + "fsl,tmr-fiper1", &etsects->tmr_fiper1) || + of_property_read_u32(node, + "fsl,tmr-fiper2", &etsects->tmr_fiper2) || + of_property_read_u32(node, + "fsl,max-adj", &etsects->caps.max_adj)) { pr_err("device tree node missing required elements\n"); goto no_node; } |